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Geoenv. (ELRG) List
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Status Key:
- Approved = Use code
- Declined / Deprecated = Don’t use code
- Proposed = Committee are deciding whether code is appropriate
| Code | Date Last Reviewed | Version | Status | Description | AGS Comments |
|---|---|---|---|---|---|
| 100-00-5 | 01-12-2022 | 4.0,4.1 | Approved | Chloro-4,nitrobenzene | |
| 100-01-6 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nitroaniline | |
| 100-02-7 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nitrophenol | |
| 100-25-4 | 01-12-2022 | 4.0,4.1 | Approved | P-Dinitrobenzene | |
| 100-41-4 | 01-12-2022 | 4.0,4.1 | Approved | Ethylbenzene | |
| 100-42-5 | 01-12-2022 | 4.0,4.1 | Approved | Styrene | |
| 100-44-7 | 01-12-2022 | 4.0,4.1 | Approved | Alpha-Chlorotoluene | |
| 100-47-0 | 01-12-2022 | 4.0,4.1 | Approved | Benzonitrile | |
| 100-51-6 | 01-12-2022 | 4.0,4.1 | Approved | Benzyl Alcohol | |
| 100-52-7 | 01-12-2022 | 4.0,4.1 | Approved | Benzaldehyde | |
| 100-74-3 | 01-12-2022 | 4.0,4.1 | Approved | n-Ethylmorpholine | |
| 100-75-4 | 17-10-2025 | 4.0,4.1 | Approved | n-Nitrosopiperidine | Description changed from "n-nitrosopiperidine". |
| 10024-97-2 | 01-12-2022 | 4.0,4.1 | Approved | Nitrous Oxide | |
| 10035-10-6 | 01-12-2022 | 4.0,4.1 | Approved | Hydrobromide Acid | |
| 10043-66-0 | 01-12-2022 | 4.0,4.1 | Approved | Iodine-131 | |
| 10043-92-2 | 01-12-2022 | 4.0,4.1 | Approved | Radon | |
| 10045-94-0 | 01-12-2022 | 4.0,4.1 | Approved | Mercury (II) nitrate | |
| 10045-97-3 | 01-12-2022 | 4.0,4.1 | Approved | Cesium-137 | |
| 10049-04-4 | 01-12-2022 | 4.0,4.1 | Approved | Chlorine Dioxide | |
| 10061-01-5 | 01-12-2022 | 4.0,4.1 | Approved | cis-1,3-Dichloropropene | |
| 10061-02-6 | 01-12-2022 | 4.0,4.1 | Approved | trans-1,3-Dichloropropene | |
| 10098-97-2 | 01-12-2022 | 4.0,4.1 | Approved | Strontium-90 | |
| 101-05-3 | 01-12-2022 | 4.0,4.1 | Approved | Anilazine | |
| 101-21-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloropropham | |
| 101-27-9 | 01-12-2022 | 4.0,4.1 | Approved | Barban | |
| 101-42-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenuron | |
| 101-55-3 | 01-12-2022 | 4.0,4.1 | Approved | 4-Bromophenyl Phenyl Ether | |
| 101-77-9 | 01-12-2022 | 4.0,4.1 | Approved | 4,4'-Methylene Dianiline | |
| 101-80-4 | 01-12-2022 | 4.0,4.1 | Approved | 4,4'-Oxydianiline | |
| 101-84-8 | 01-12-2022 | 4.0,4.1 | Approved | Diphenyl ether | |
| 10108-64-2 | 01-12-2022 | 4.0,4.1 | Approved | Cadmium chloride | |
| 1014-70-6 | 01-12-2022 | 4.0,4.1 | Approved | Simetryne | |
| 10198-40-0 | 01-12-2022 | 4.0,4.1 | Approved | Cobalt-60 | |
| 1024-57-3 | 01-12-2022 | 4.0,4.1 | Approved | Heptachlor Epoxide | |
| 10265-92-6 | 01-12-2022 | 4.0,4.1 | Approved | Methamidophos | |
| 103-09-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethylhexyl Acetate | |
| 103-11-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethylhexyl Acrylate | |
| 103-23-1 | 01-12-2022 | 4.0,4.1 | Approved | Bis(2-ethylhexyl)adipate | |
| 103-33-3 | 01-12-2022 | 4.0,4.1 | Approved | Azobenzene | |
| 103-65-1 | 17-10-2025 | 4.0,4.1 | Approved | n-Propylbenzene | Description changed from "n-propylbenzene". |
| 103-85-5 | 01-12-2022 | 4.0,4.1 | Approved | Phenylthiourea | |
| 1031-07-8 | 01-12-2022 | 4.0,4.1 | Approved | Endosulfan Sulfate | |
| 104-51-8 | 01-12-2022 | 4.0,4.1 | Approved | n-Butylbenzene | |
| 104-76-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethyl-1-Hexanol | |
| 105-45-3 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Acetoacetate | |
| 105-60-2 | 01-12-2022 | 4.0,4.1 | Approved | Caprolactam | |
| 105-67-9 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Dimethylphenol | |
| 106-42-3 | 01-12-2022 | 4.0,4.1 | Approved | P-Xylene | |
| 106-43-4 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chlorotoluene | |
| 106-44-5 | 01-12-2022 | 4.0,4.1 | Approved | 4-Methylphenol | |
| 106-46-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Dichlorobenzene | |
| 106-47-8 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chloroaniline | |
| 106-48-9 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chlorophenol | |
| 106-49-0 | 01-12-2022 | 4.0,4.1 | Approved | P-Toluidine | |
| 106-50-3 | 01-12-2022 | 4.0,4.1 | Approved | P-Phenylenediamine | |
| 106-51-4 | 01-12-2022 | 4.0,4.1 | Approved | P-Benzoquinone | |
| 106-89-8 | 01-12-2022 | 4.0,4.1 | Approved | 1-Chloro-2,3-Epoxypropane | |
| 106-93-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dibromoethane | |
| 106-97-8 | 01-12-2022 | 4.0,4.1 | Approved | Butane | |
| 106-99-0 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Butadiene | |
| 10605-21-7 | 01-12-2022 | 4.0,4.1 | Approved | Carbendazim | |
| 107-01-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Butene | |
| 107-02-8 | 01-12-2022 | 4.0,4.1 | Approved | Acrolein | |
| 107-06-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dichloroethane | |
| 107-07-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloroethanol | |
| 107-10-8 | 01-12-2022 | 4.0,4.1 | Approved | N-Propylamine | |
| 107-13-1 | 01-12-2022 | 4.0,4.1 | Approved | Acrylonitrile | |
| 107-14-2 | 01-12-2022 | 4.0,4.1 | Approved | Chloroacetonitrile | |
| 107-18-6 | 01-12-2022 | 4.0,4.1 | Approved | Allyl Alcohol | |
| 107-19-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Propyn-1-Ol | |
| 107-20-0 | 01-12-2022 | 4.0,4.1 | Approved | Chloroacetaldehyde | |
| 107-21-1 | 01-12-2022 | 4.0,4.1 | Approved | Ethylene glycol | |
| 107-30-2 | 01-12-2022 | 4.0,4.1 | Approved | Chloromethyl Methyl Ether | |
| 107-49-3 | 01-12-2022 | 4.0,4.1 | Approved | Tetraethylpyrophosphate | |
| 107-87-9 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Propyl Ketone | |
| 107-88-0 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Butanediol | |
| 107-92-6 | 01-12-2022 | 4.0,4.1 | Approved | Butyric acid | |
| 1071-83-6 | 01-12-2022 | 4.0,4.1 | Approved | Glyphosate | |
| 108-01-0 | 01-12-2022 | 4.0,4.1 | Approved | N,N-Dimethylethanolamine | |
| 108-05-4 | 01-12-2022 | 4.0,4.1 | Approved | Vinyl Acetate | |
| 108-10-1 | 01-12-2022 | 4.0,4.1 | Approved | Mibk | |
| 108-11-2 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Isobutyl Carbinol | |
| 108-20-3 | 01-12-2022 | 4.0,4.1 | Approved | Diisopropyl Ether | |
| 108-21-4 | 01-12-2022 | 4.0,4.1 | Approved | Isopropyl Acetate | |
| 108-31-6 | 01-12-2022 | 4.0,4.1 | Approved | cis-Butenedioic Anhydride | |
| 108-38-3 | 01-12-2022 | 4.0,4.1 | Approved | M-Xylene | |
| 108-41-8 | 01-12-2022 | 4.0,4.1 | Approved | 3-Chlorotoluene | |
| 108-42-9 | 17-10-2025 | 4.0,4.1 | Approved | 3-Chloroaniline | Description changed from "3-chloroaniline". |
| 108-43-0 | 01-12-2022 | 4.0,4.1 | Approved | 3-Chlorophenol | |
| 108-45-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Phenylenediamine | |
| 108-46-3 | 01-12-2022 | 4.0,4.1 | Approved | Resorcinol | |
| 108-67-8 | 01-12-2022 | 4.0,4.1 | Approved | 1,3,5-Trimethylbenzene | |
| 108-68-9 | 01-12-2022 | 4.0,4.1 | Approved | 3,5-Dimethylphenol | |
| 108-70-3 | 17-10-2025 | 4.0,4.1 | Approved | 1,3,5-Trichlorobenzene | Description changed from "1,3,5 Trichlorobenzene". |
| 108-75-8 | 01-12-2022 | 4.0,4.1 | Approved | Collidine (Trimethyl Pyridine) | |
| 108-82-7 | 01-12-2022 | 4.0,4.1 | Approved | Diisobutyl Carbinol | |
| 108-83-8 | 01-12-2022 | 4.0,4.1 | Approved | Diisobutyl Ketone;2,6-Dimethyl-4-Heptone | |
| 108-86-1 | 01-12-2022 | 4.0,4.1 | Approved | Bromobenzene | |
| 108-87-2 | 01-12-2022 | 4.0,4.1 | Approved | Methylcylohexane | |
| 108-88-3 | 01-12-2022 | 4.0,4.1 | Approved | Toluene | |
| 108-89-4 | 01-12-2022 | 4.0,4.1 | Approved | 4-Picoline | |
| 108-90-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorobenzene | |
| 108-93-0 | 01-12-2022 | 4.0,4.1 | Approved | Cyclohexanol | |
| 108-94-1 | 01-12-2022 | 4.0,4.1 | Approved | Cyclohexanone | |
| 108-95-2 | 01-12-2022 | 4.0,4.1 | Approved | Phenol | Supersedes deprecated P-Code P1261. |
| 108-98-5 | 01-12-2022 | 4.0,4.1 | Approved | Benzenethiol | |
| 108-99-6 | 01-12-2022 | 4.0,4.1 | Approved | 3-Picoline | |
| 1085-98-9 | 01-12-2022 | 4.0,4.1 | Approved | Dichlofluanid | |
| 109-06-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Picoline | |
| 109-52-4 | 01-12-2022 | 4.0,4.1 | Approved | N-valeric (pentanoic) acid | |
| 109-60-4 | 01-12-2022 | 4.0,4.1 | Approved | N-Propyl Acetate | |
| 109-66-0 | 01-12-2022 | 4.0,4.1 | Approved | Pentane | |
| 109-67-1 | 01-12-2022 | 4.0,4.1 | Approved | 1-Pentene | |
| 109-69-3 | 01-12-2022 | 4.0,4.1 | Approved | n-Butyl Chloride | |
| 109-74-0 | 01-12-2022 | 4.0,4.1 | Approved | n-butyric (Butanenitrile) acid | |
| 109-77-3 | 01-12-2022 | 4.0,4.1 | Approved | Malononitrile | |
| 109-86-4 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methoxyethanol | |
| 109-87-5 | 01-12-2022 | 4.0,4.1 | Approved | Dimethoxymethane | |
| 109-94-4 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Formate | |
| 109-99-9 | 01-12-2022 | 4.0,4.1 | Approved | Tetrahydrofuran | |
| 11-82-7 | 01-12-2022 | 4.0 | Deprecated | Cyclohaxane | Deprecated as duplicate of 110-82-87. Note this was an invalid CAS-Code & spelt wrong. |
| 110-01-0 | 01-12-2022 | 4.0,4.1 | Approved | Tetrahydrothiophene | |
| 110-12-3 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Isoamyl Ketone | |
| 110-19-0 | 01-12-2022 | 4.0,4.1 | Approved | Isobutyl Acetate | |
| 110-43-0 | 01-12-2022 | 4.0,4.1 | Approved | Methyl N-Amyl Ketone | |
| 110-54-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexane | |
| 110-56-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Dichlorobutane | |
| 110-57-6 | 01-12-2022 | 4.0,4.1 | Approved | trans-1,4-Dichlorobutene | |
| 110-75-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chloroethyl Vinyl Ether | |
| 110-82-7 | 01-12-2022 | 4.0,4.1 | Approved | Cyclohexane | Supersedes deprecated CAS-Code 11-82-7. |
| 110-83-8 | 01-12-2022 | 4.0,4.1 | Approved | Cyclohexene | |
| 110-86-1 | 01-12-2022 | 4.0,4.1 | Approved | Pyridine | |
| 110-91-8 | 01-12-2022 | 4.0,4.1 | Approved | Morpholine | |
| 11096-82-5 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1260 | |
| 11097-69-1 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1254 | |
| 111-14-8 | 01-12-2022 | 4.0,4.1 | Approved | Heptanoic Acid | |
| 111-27-3 | 01-12-2022 | 4.0,4.1 | Approved | 1-Hexanol | |
| 111-44-4 | 01-12-2022 | 4.0,4.1 | Approved | Bis(2-chloroethyl)ether | |
| 111-46-6 | 01-12-2022 | 4.0,4.1 | Approved | Diethylene Glycol | |
| 111-48-8 | 01-12-2022 | 4.0,4.1 | Approved | Thiodiglycol | |
| 111-65-9 | 01-12-2022 | 4.0,4.1 | Approved | Octane | |
| 111-66-0 | 01-12-2022 | 4.0,4.1 | Approved | Octene-1 | |
| 111-84-2 | 01-12-2022 | 4.0,4.1 | Approved | Nonane | |
| 111-87-5 | 01-12-2022 | 4.0,4.1 | Approved | N-Octanol | |
| 111-91-1 | 01-12-2022 | 4.0,4.1 | Approved | Bis(2-chloroethoxy)methane | |
| 11104-28-2 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1221 | |
| 1114-71-2 | 01-12-2022 | 4.0,4.1 | Approved | Pebulate | |
| 11141-16-5 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1232 | |
| 1116-54-7 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitrosodiethanolamine | |
| 112-05-0 | 01-12-2022 | 4.0,4.1 | Approved | Nonanoic Acid | |
| 112-27-6 | 01-12-2022 | 4.0,4.1 | Approved | Triethylene Glycol | |
| 112-30-1 | 01-12-2022 | 4.0,4.1 | Approved | n-Decyl Alcohol | |
| 112-40-3 | 01-12-2022 | 4.0,4.1 | Approved | Dodecane | |
| 112-60-7 | 01-12-2022 | 4.0,4.1 | Approved | Tetraethylene Glycol | |
| 112-70-9 | 01-12-2022 | 4.0,4.1 | Approved | Tridecanol | |
| 112-85-6 | 01-12-2022 | 4.0,4.1 | Approved | Docosanoic Acid | |
| 112-92-5 | 01-12-2022 | 4.0,4.1 | Approved | 1-Octadecanol | |
| 112-95-8 | 01-12-2022 | 4.0,4.1 | Approved | Eicosane | |
| 1120-21-4 | 01-12-2022 | 4.0,4.1 | Approved | Undecane | |
| 1134-23-2 | 01-12-2022 | 4.0,4.1 | Approved | Cycloate | |
| 115-07-1 | 01-12-2022 | 4.0,4.1 | Approved | Propylene (Propene) | |
| 115-11-7 | 01-12-2022 | 4.0,4.1 | Approved | Isobutylene | |
| 115-26-4 | 01-12-2022 | 4.0,4.1 | Approved | Dimefox | |
| 115-29-7 | 01-12-2022 | 4.0,4.1 | Approved | Endosulfan | |
| 115-32-2 | 01-12-2022 | 4.0,4.1 | Approved | Diclofol (assumed Dicofol) | |
| 115-86-6 | 01-12-2022 | 4.0,4.1 | Approved | Triphenyl-phosphate | |
| 115-90-2 | 01-12-2022 | 4.0,4.1 | Approved | Fensulfothion | |
| 117-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Tecnazene | |
| 117-79-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Aminoanthraquinone | |
| 117-80-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichlone | |
| 117-81-7 | 01-12-2022 | 4.0,4.1 | Approved | Bis(2-ethylhexyl)phthalate | |
| 117-84-0 | 01-12-2022 | 4.0,4.1 | Approved | Di-N-Octyl Phthalate | |
| 118-74-1 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorobenzene (HCB) | |
| 118-79-6 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,6-Tribromophenol | |
| 118-96-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,6-Trinitrotoluene | |
| 119-61-9 | 01-12-2022 | 4.0,4.1 | Approved | Benzophenone | |
| 119-64-2 | 01-12-2022 | 4.0,4.1 | Approved | Tetralin | |
| 119-90-4 | 01-12-2022 | 4.0,4.1 | Approved | 3,3'-Dimethoxybenzidine | |
| 119-93-7 | 01-12-2022 | 4.0,4.1 | Approved | 3,3'-Dimethylbenzidine | |
| 1194-65-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichlobenil | |
| 120-12-7 | 01-12-2022 | 4.0,4.1 | Approved | Anthracene | |
| 120-36-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-(2,4-Dichlorophenoxy)propionic Acid | Note this is correct CAS-Code for dichloroprop.Supersedes 7547-696-2 which looks to be incorrect. |
| 120-58-1 | 01-12-2022 | 4.0,4.1 | Approved | Isosafrole | |
| 120-62-7 | 01-12-2022 | 4.0,4.1 | Approved | Sulfoxide | |
| 120-71-8 | 01-12-2022 | 4.0,4.1 | Approved | P-Cresidine | |
| 120-80-9 | 01-12-2022 | 4.0,4.1 | Approved | Catechol | |
| 120-82-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,4-Trichlorobenzene | |
| 120-83-2 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Dichlorophenol | |
| 12002-48-1 | 01-12-2022 | 4.0,4.1 | Approved | Trichlorobenzene | |
| 121-14-2 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Dinitrotoluene | |
| 121-69-7 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylphylamine | |
| 121-73-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloro-3,nitrobenzene | |
| 121-75-5 | 01-12-2022 | 4.0,4.1 | Approved | Malathion | |
| 121-82-4 | 01-12-2022 | 4.0,4.1 | Approved | Cyclo trimethylene trinitramine | |
| 12122-67-7 | 01-12-2022 | 4.0,4.1 | Approved | Zineb | |
| 12136-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Dipotassium Oxide | |
| 122-14-5 | 01-12-2022 | 4.0,4.1 | Approved | Fenitrothion | |
| 122-34-9 | 01-12-2022 | 4.0,4.1 | Approved | Simazine | |
| 122-39-4 | 01-12-2022 | 4.0,4.1 | Approved | Diphenylamine | |
| 122-42-9 | 01-12-2022 | 4.0,4.1 | Approved | Propham | |
| 122-66-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Diphenylhydrazine | |
| 122-88-3 | 17-10-2025 | 4.0,4.1 | Approved | 4-Chlorophenoxyacetic acid | Description changed from "4-Cpa". |
| 123-31-9 | 01-12-2022 | 4.0,4.1 | Approved | Hydroquinone | |
| 123-38-6 | 01-12-2022 | 4.0,4.1 | Approved | Propionaldehyde | |
| 123-42-2 | 01-12-2022 | 4.0,4.1 | Approved | Diacetone Alcohol | |
| 123-54-6 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Pentanedione | |
| 123-63-7 | 01-12-2022 | 4.0,4.1 | Approved | Paraldehyde | |
| 123-72-8 | 01-12-2022 | 4.0,4.1 | Approved | Butyraldehyde | |
| 123-73-9 | 01-12-2022 | 4.0,4.1 | Approved | Crotonaldehyde, (E)- | |
| 123-86-4 | 01-12-2022 | 4.0,4.1 | Approved | n-Butyl Acetate | |
| 123-96-6 | 01-12-2022 | 4.0,4.1 | Approved | 2-Octanol | |
| 124-07-2 | 01-12-2022 | 4.0,4.1 | Approved | Caprylic Acid | |
| 124-18-5 | 01-12-2022 | 4.0,4.1 | Approved | Decane | |
| 124-19-6 | 01-12-2022 | 4.0,4.1 | Approved | 1-Nonanal | |
| 124-38-9 | 01-12-2022 | 4.0,4.1 | Approved | Carbon Dioxide, Gaseous | |
| 124-48-1 | 01-12-2022 | 4.0,4.1 | Approved | Dibromochloromethane | |
| 12408-10-5 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachlorobenzene | Note CAS-Code 12408-10-5 is a sometimes used CAS-Code for 1,2,4,5-tetrachlorobenzene, not tetrachlorobenzene by itself. However it does come up in some databases as a CAS-Code for mixed isomers, so leaving as is. Alternattively use P-Code P04190 for mixed isomers. Should this be renamed? |
| 12427-38-2 | 01-12-2022 | 4.0,4.1 | Approved | Maneb (Carbamodithioic Acid, 1,2-Ethanediylbis-, | |
| 126-30-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,2-Dimethyl-1,3-Propanediol | |
| 126-68-1 | 01-12-2022 | 4.0,4.1 | Approved | O,O,O-Triethyl Phosphorothioate | |
| 126-72-7 | 01-12-2022 | 4.0,4.1 | Approved | Tris(2,3-Dibromopropyl) Phosphate | |
| 126-73-8 | 01-12-2022 | 4.0,4.1 | Approved | Tributyl-phosphate | |
| 126-75-0 | 01-12-2022 | 4.0,4.1 | Approved | Demeton - S | |
| 126-98-7 | 01-12-2022 | 4.0,4.1 | Approved | Methylacrylonitrile | |
| 126-99-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chlor-1,3-Butadiene | |
| 12672-29-6 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1248 | |
| 12674-11-2 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1016 | |
| 127-18-4 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachloroethene | |
| 128-37-0 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Di-Tert-Butyl-P-Cresol | |
| 129-00-0 | 01-12-2022 | 4.0,4.1 | Approved | Pyrene | |
| 130-15-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Naphthoquinone | |
| 1300-21-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichloroethane | |
| 1300-71-6 | 17-10-2025 | 4.0 | Deprecated | 2,6-Dimethylphenol | Deprecated as CAS-Code 1300-71-6 is in fact an alternative CAS-Code for 2,3 dimethylphenol. The most common CAS-Code for 2,6 dimethylphenol is 576-26-1.Description changed from "2,6-dimethylphenol". |
| 1305-78-8 | 01-12-2022 | 4.0,4.1 | Approved | Calcium Oxide | |
| 13071-79-9 | 01-12-2022 | 4.0,4.1 | Approved | Terbufos | |
| 1309-37-1 | 17-10-2025 | 4.0,4.1 | Approved | Iron (III) Oxide (Ferric Iron) | Description changed from "Ferric Iron Fixed with HCL" to match CAS-Code. |
| 131-11-3 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylphthalate | |
| 131-89-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Cyclohexyl-4,6-Dinitrophenol | |
| 13127-88-3 | 01-12-2022 | 4.0,4.1 | Approved | Phenol-d6 | |
| 1313-59-3 | 01-12-2022 | 4.0,4.1 | Approved | Sodium oxide, Na2O | |
| 1314-56-3 | 01-12-2022 | 4.0,4.1 | Approved | Diphosphorus Pentoxide | |
| 1317-39-1 | 01-12-2022 | 4.0,4.1 | Approved | Cuprous Oxide | |
| 13171-21-6 | 01-12-2022 | 4.0,4.1 | Approved | Phosphamidon | |
| 1319-77-3 | 17-10-2025 | 4.0,4.1 | Approved | Methylphenols | |
| 13194-48-4 | 01-12-2022 | 4.0,4.1 | Approved | Ethoprophos | |
| 132-64-9 | 01-12-2022 | 4.0,4.1 | Approved | Dibenzofuran | |
| 132-65-0 | 01-12-2022 | 4.0,4.1 | Approved | Dibenzothiophene | |
| 13233-32-4 | 01-12-2022 | 4.0,4.1 | Approved | Radium-224 | |
| 133-06-2 | 01-12-2022 | 4.0,4.1 | Approved | Captan | |
| 133-07-3 | 01-12-2022 | 4.0,4.1 | Approved | Folpet | |
| 133-90-4 | 01-12-2022 | 4.0,4.1 | Approved | Chloramben | |
| 1330-20-7 | 01-12-2022 | 4.0,4.1 | Approved | Xylene | |
| 1332-21-4 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos | Not a discrete structure. Other CAS-Codes for specific Asbestos types exist. |
| 1333-74-0 | 01-12-2022 | 4.0,4.1 | Approved | Hydrogen | |
| 1336-36-3 | 01-12-2022 | 4.0,4.1 | Approved | Polychlorinated biphenyls (PCBs) | Generic group in some CAS databases. |
| 1336-36-6 | 01-12-2022 | 4.0 | Deprecated | PCB, Total Of 7 Congeners | Deprecated as invalid CAS-Code. |
| 134-32-7 | 01-12-2022 | 4.0,4.1 | Approved | 1-Naphthylamine | |
| 13408-62-3 | 01-12-2022 | 4.0,4.1 | Approved | Ferricyanide | |
| 1345-25-1 | 17-10-2025 | 4.0,4.1 | Approved | Iron (II) Oxide (Ferrous Iron) | Description changed from "Ferrous Iron Fixed with HCL" to match CAS-Code. |
| 13494-80-9 | 01-12-2022 | 4.0,4.1 | Approved | Tellurium | Precedes declined P-Code P1984. |
| 135-19-3 | 17-10-2025 | 4.0,4.1 | Approved | 2-Naphthol | Description changed from "2-naphthol". |
| 135-98-8 | 01-12-2022 | 4.0,4.1 | Approved | Sec-Butylbenzene | |
| 13674-84-5 | 01-12-2022 | 4.0,4.1 | Approved | Tcpp | |
| 137-17-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,5-Trimethylaniline | |
| 137-26-8 | 01-12-2022 | 4.0,4.1 | Approved | Thiram | |
| 137-30-4 | 01-12-2022 | 4.0,4.1 | Approved | Ziram | |
| 137-32-6 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl-1-Butanol | |
| 139-13-9 | 01-12-2022 | 4.0,4.1 | Approved | Nitrilotriacetic Acid | |
| 139-40-2 | 01-12-2022 | 4.0,4.1 | Approved | Propazine | |
| 13966-00-2 | 01-12-2022 | 4.0,4.1 | Approved | Potassium-40 | |
| 13966-29-5 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-234 | |
| 13966-32-0 | 01-12-2022 | 4.0,4.1 | Approved | Sodium-22 | |
| 13982-63-3 | 01-12-2022 | 4.0,4.1 | Approved | Radium-226 | |
| 140-57-8 | 01-12-2022 | 4.0,4.1 | Approved | Aramite | |
| 141-32-2 | 01-12-2022 | 4.0,4.1 | Approved | Butyl Acrylate | |
| 141-43-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Aminoethanol | |
| 141-63-9 | 01-12-2022 | 4.0,4.1 | Approved | Dodecamethylpentasiloxane | |
| 141-78-6 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl acetate | |
| 141-79-7 | 01-12-2022 | 4.0,4.1 | Approved | Mesityl Oxide | |
| 141-97-9 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Acetoacetate | |
| 14167-59-0 | 01-12-2022 | 4.0,4.1 | Approved | Tetratriacontane | |
| 142-28-9 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Dichloropropane | |
| 142-30-3 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylhexynediol | |
| 142-82-5 | 01-12-2022 | 4.0,4.1 | Approved | Heptane | |
| 142-90-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl-2-Propenoic Acid, Dodecyl Ester | |
| 142-96-1 | 01-12-2022 | 4.0,4.1 | Approved | n-Butyl Ether | |
| 14255-04-0 | 01-12-2022 | 4.0,4.1 | Approved | Lead-210 | |
| 14265-44-2 | 01-12-2022 | 4.0,4.1 | Approved | Phosphate | Description changed from "phosphates" to "phosphate". |
| 14269-63-7 | 01-12-2022 | 4.0,4.1 | Approved | Thorium-230 | |
| 14274-82-9 | 01-12-2022 | 4.0,4.1 | Approved | Thorium-228 | |
| 143-07-7 | 01-12-2022 | 4.0,4.1 | Approved | Dodecanoic Acid | |
| 143-50-0 | 01-12-2022 | 4.0,4.1 | Approved | Chlordecone (Kepone) | |
| 144-49-0 | 01-12-2022 | 4.0,4.1 | Approved | Fluoroacetic Acid | |
| 14484-64-1 | 01-12-2022 | 4.0,4.1 | Approved | Ferbam | |
| 145-73-3 | 01-12-2022 | 4.0,4.1 | Approved | Endothall | |
| 1461-25-2 | 01-12-2022 | 4.0,4.1 | Approved | Tetrabutyltin | |
| 14733-03-0 | 01-12-2022 | 4.0,4.1 | Approved | Bismuth-214 | |
| 1476-11-5 | 01-12-2022 | 4.0,4.1 | Approved | cis-1,4-Dichloro-2-Butene | |
| 14762-75-5 | 01-12-2022 | 4.0,4.1 | Approved | Carbon-14 | Precedes declined P-Code P2400. |
| 14808-60-7 | 01-12-2022 | 4.0,4.1 | Approved | Quartz | |
| 14808-79-8 | 01-12-2022 | 4.0,4.1 | Approved | Sulphate | Description changed from "Sulphate as SO4" to "Sulphate". |
| 14808-79-8C | 01-12-2022 | 4.0 | Deprecated | Sulphate as SO3 | Deprecated as invalid CAS-Code. |
| 150-50-5 | 01-12-2022 | 4.0,4.1 | Approved | Merphos | |
| 150-68-5 | 01-12-2022 | 4.0,4.1 | Approved | Monuron | |
| 150-76-5 | 01-12-2022 | 4.0,4.1 | Approved | 4-Methoxyphenol | |
| 15067-26-2 | 01-12-2022 | 4.0,4.1 | Approved | Acenaphthene-d10 | |
| 15067-28-4 | 01-12-2022 | 4.0,4.1 | Approved | Lead-214 | |
| 15117-48-3 | 17-10-2025 | 4.0,4.1 | Approved | Plutonium-239 | Description changed from "Plutonium 239". |
| 15117-96-1 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-235 | |
| 1517-22-2 | 01-12-2022 | 4.0,4.1 | Approved | Phenanthrene-d10 | |
| 152-16-9 | 01-12-2022 | 4.0,4.1 | Approved | Octamethyldiphosphoramide | |
| 1520-96-3 | 01-12-2022 | 4.0,4.1 | Approved | Perylene-d12 | |
| 15262-20-1 | 01-12-2022 | 4.0,4.1 | Approved | Radium-228 | |
| 15299-99-7 | 01-12-2022 | 4.0,4.1 | Approved | Napropamide | |
| 15541-45-4 | 01-12-2022 | 4.0,4.1 | Approved | Bromate | |
| 15545-48-9 | 01-12-2022 | 4.0,4.1 | Approved | Chlortoluron | |
| 156-59-2 | 01-12-2022 | 4.0,4.1 | Approved | cis-1,2-Dichloroethene | |
| 156-60-5 | 01-12-2022 | 4.0,4.1 | Approved | trans-1,2-Dichloroethene | |
| 1560-96-9 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl Tridecane | |
| 1563-66-2 | 01-12-2022 | 4.0,4.1 | Approved | Carbofuran | |
| 1570-64-5 | 17-10-2025 | 4.0,4.1 | Approved | 4-Chloro-2-methylphenol | Description changed from "4-chloro-2-methylphenol". |
| 1582-09-8 | 01-12-2022 | 4.0,4.1 | Approved | Trifluralin | |
| 15972-60-8 | 01-12-2022 | 4.0,4.1 | Approved | Alachlor | |
| 16065-83-1 | 17-10-2025 | 4.0,4.1 | Approved | Chromium (Trivalent) | Description changed from "Trivalent Chromium". |
| 1610-17-9 | 01-12-2022 | 4.0,4.1 | Approved | Atraton | |
| 1610-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Prometon | |
| 16118-49-3 | 01-12-2022 | 4.0,4.1 | Approved | Carbetamide | |
| 1634-04-4 | 01-12-2022 | 4.0,4.1 | Approved | Methyl tert-butyl ether (MTBE) | |
| 1646-88-4 | 01-12-2022 | 4.0,4.1 | Approved | Aldicarb Sulfone | |
| 16606-02-3 | 01-12-2022 | 4.0,4.1 | Approved | PCB-31 2,4',5-Trichlorobiphenyl | |
| 1678-81-5 | 01-12-2022 | 4.0 | Deprecated | 1,2,3-Trimethyl Cyclohexane | Deprecated as CAS-Code 1678-97-3 is applicable. |
| 16887-00-6 | 01-12-2022 | 4.0,4.1 | Approved | Chloride | Supersedes deprecated P-Code P1271. |
| 1689-83-4 | 01-12-2022 | 4.0,4.1 | Approved | Ioxynil | |
| 1689-84-5 | 01-12-2022 | 4.0,4.1 | Approved | Bromoxynil | |
| 1689-99-2 | 01-12-2022 | 4.0,4.1 | Approved | Bromoxynil Octanoate | |
| 16984-48-8 | 01-12-2022 | 4.0,4.1 | Approved | Fluoride | |
| 1702-17-6 | 01-12-2022 | 4.0,4.1 | Approved | Clopyralid | |
| 1718-51-0 | 01-12-2022 | 4.0,4.1 | Approved | p-Terphenyl-d14 | |
| 1746-81-2 | 01-12-2022 | 4.0,4.1 | Approved | Monolinuron | Description changed from "Monlinuran" to "Monolinuron". |
| 17804-35-2 | 01-12-2022 | 4.0,4.1 | Approved | Benomyl | |
| 18181-70-9 | 01-12-2022 | 4.0,4.1 | Approved | Iodofenphos | |
| 1836-75-5 | 01-12-2022 | 4.0,4.1 | Approved | Nitrofen | |
| 1843-05-6 | 01-12-2022 | 4.0,4.1 | Approved | Octabenzone | |
| 18496-25-8 | 01-12-2022 | 4.0,4.1 | Approved | Sulphide | |
| 18540-29-9 | 17-10-2025 | 4.0,4.1 | Approved | Chromium (Hexavalent) | Description changed from "Chromium - Hexavalent". |
| 1868-53-7 | 01-12-2022 | 4.0,4.1 | Approved | Dibromofluoromethane | |
| 18691-97-9 | 01-12-2022 | 4.0,4.1 | Approved | Methabenzthiazuron | Precedes declined P-Code P1996. Description changed from "Methabenzthiazuran" to "Methabenzthiazuron". |
| 1888-71-7 | 01-12-2022 | 4.0,4.1 | Approved | Hexachloropropene | |
| 189-55-9 | 01-12-2022 | 4.0,4.1 | Approved | Dibenzo[A,I]Pyrene | |
| 189-64-0 | 01-12-2022 | 4.0,4.1 | Approved | Dibenzo[A,H]Pyrene | |
| 1897-45-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlorothalonil | |
| 19044-88-3 | 01-12-2022 | 4.0,4.1 | Approved | Oryzalin | |
| 191-07-1 | 01-12-2022 | 4.0,4.1 | Approved | Coronene | |
| 191-24-2 | 01-12-2022 | 4.0,4.1 | Approved | Benzo (g,h,i) perylene | |
| 191-26-4 | 01-12-2022 | 4.0,4.1 | Approved | Anthanthrene | |
| 1910-42-5 | 01-12-2022 | 4.0,4.1 | Approved | Paraquat | |
| 1912-24-9 | 01-12-2022 | 4.0,4.1 | Approved | Atrazine | |
| 1912-26-1 | 01-12-2022 | 4.0,4.1 | Approved | Trietazine | |
| 1918-02-1 | 01-12-2022 | 4.0,4.1 | Approved | Picloram | |
| 1918-16-7 | 01-12-2022 | 4.0,4.1 | Approved | Propachlor (2-Chloro-N-(1-Methylethy)-N-Phenylac | |
| 192-65-4 | 01-12-2022 | 4.0,4.1 | Approved | Dibenzo[A,E]Pyrene | |
| 192-97-2 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(e)pyrene | |
| 1929-77-7 | 01-12-2022 | 4.0,4.1 | Approved | Vernolate | |
| 193-39-5 | 01-12-2022 | 4.0,4.1 | Approved | Indeno(1,2,3-cd)pyrene | |
| 194-59-2 | 01-12-2022 | 4.0,4.1 | Approved | 7H-Dibenzo[C,G]Carbazole | |
| 19408-74-3 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,7,8,9-Hexachlorodibenzo-P-Dioxin | Precedes declined P-Code P2301. |
| 198-55-0 | 01-12-2022 | 4.0,4.1 | Approved | Perylene | |
| 1982-49-6 | 01-12-2022 | 4.0,4.1 | Approved | Siduron | |
| 20062-22-0 | 01-12-2022 | 4.0,4.1 | Approved | 2,2',4,4',6,6'-Hexanitrostilbene | |
| 2008-41-5 | 01-12-2022 | 4.0,4.1 | Approved | Butylate | |
| 2032-65-7 | 01-12-2022 | 4.0,4.1 | Approved | Methiocarb | |
| 2037-26-5 | 01-12-2022 | 4.0,4.1 | Approved | Toluene-D8 | |
| 20461-54-5 | 01-12-2022 | 4.0,4.1 | Approved | Iodide | |
| 205-82-3 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(j)fluoranthene | |
| 205-99-2 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(b)fluoranthene | |
| 2050-68-2 | 01-12-2022 | 4.0,4.1 | Approved | 4,4'-Dichlorobiphenyl | |
| 2051-24-3 | 01-12-2022 | 4.0,4.1 | Approved | Decachlorobiphenyl | |
| 206-44-0 | 01-12-2022 | 4.0,4.1 | Approved | Fluoranthene | |
| 207-08-9 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(k)fluoranthene | |
| 2074-50-2 | 01-12-2022 | 4.0,4.1 | Approved | Paraquat Methosulfate | |
| 208-96-8 | 01-12-2022 | 4.0,4.1 | Approved | Acenaphthylene | |
| 2104-64-5 | 01-12-2022 | 4.0,4.1 | Approved | Phenyl phosphonothioic acid | |
| 21087-64-9 | 01-12-2022 | 4.0,4.1 | Approved | Metribuzin | |
| 21609-90-5 | 01-12-2022 | 4.0,4.1 | Approved | Leptophos | |
| 21725-46-2 | 01-12-2022 | 4.0,4.1 | Approved | Cyanazine | |
| 218-01-9 | 01-12-2022 | 4.0,4.1 | Approved | Chrysene | |
| 2212-67-1 | 01-12-2022 | 4.0,4.1 | Approved | Molinate | |
| 224-42-0 | 01-12-2022 | 4.0,4.1 | Approved | Dibenz[A,J]Acridine | |
| 226-36-8 | 01-12-2022 | 4.0,4.1 | Approved | Dibenz[A,H]Acridine | |
| 22967-92-6 | 01-12-2022 | 4.0,4.1 | Approved | Methylmercury | |
| 2303-16-4 | 01-12-2022 | 4.0,4.1 | Approved | Diallate | |
| 2303-17-5 | 01-12-2022 | 4.0,4.1 | Approved | Triallate | |
| 2310-17-0 | 01-12-2022 | 4.0,4.1 | Approved | Phosalone | |
| 23103-98-2 | 01-12-2022 | 4.0,4.1 | Approved | Pirimicarb | |
| 2312-35-8 | 01-12-2022 | 4.0,4.1 | Approved | Propargite | |
| 23135-22-0 | 01-12-2022 | 4.0,4.1 | Approved | Oxamyl | |
| 23505-41-1 | 01-12-2022 | 4.0,4.1 | Approved | Pirimiphos-Ethyl | |
| 23560-59-0 | 01-12-2022 | 4.0,4.1 | Approved | Heptenophos | |
| 2385-85-5 | 01-12-2022 | 4.0,4.1 | Approved | Mirex | |
| 23950-58-5 | 01-12-2022 | 4.0,4.1 | Approved | Propyzamide | |
| 24017-47-8 | 01-12-2022 | 4.0,4.1 | Approved | Triazophos | |
| 2425-06-1 | 01-12-2022 | 4.0,4.1 | Approved | Captafol | |
| 24934-91-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlormephos | |
| 24959-67-9 | 01-12-2022 | 4.0,4.1 | Approved | Bromide | |
| 2497-07-6 | 01-12-2022 | 4.0,4.1 | Approved | Oxydisulfoton | |
| 25057-89-0 | 01-12-2022 | 4.0,4.1 | Approved | Bentazone | |
| 25154-55-6 | 01-12-2022 | 4.0,4.1 | Approved | Nitrophenols, All Isomers | |
| 25167-81-1 | 01-12-2022 | 4.0,4.1 | Approved | Dichlorophenol | |
| 25167-82-2 | 01-12-2022 | 4.0,4.1 | Approved | Trichlorophenol | |
| 25167-83-3 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachlorophenol | |
| 25168-06-3 | 01-12-2022 | 4.0,4.1 | Approved | Isopropylphenol | |
| 2531-84-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl Phenanthrene | |
| 25321-22-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichlorobenzene | |
| 25322-20-7 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachloroethane | |
| 25323-30-2 | 01-12-2022 | 4.0,4.1 | Approved | Dichloroethene | |
| 25339-56-4 | 01-12-2022 | 4.0,4.1 | Approved | Heptene | |
| 25429-29-2 | 01-12-2022 | 4.0,4.1 | Approved | Pentachlorobiphenyl | |
| 2551-62-4 | 01-12-2022 | 4.0,4.1 | Approved | Sulfur Hexafluoride | |
| 25551-13-7 | 01-12-2022 | 4.0 | Approved | Trimethylbenzene | Note CAS-Code 25551-13-7 appears often to be an alternative CAS-Code for 1,2,3 trimethylbenzene, which is already present under 526-73-8, but in some databases 25551-13-7 does come up as a group substance. |
| 2593-15-9 | 01-12-2022 | 4.0,4.1 | Approved | Terrazole | |
| 26140-60-3 | 01-12-2022 | 4.0,4.1 | Approved | Terphenyl-d14 | |
| 26225-79-6 | 01-12-2022 | 4.0,4.1 | Approved | Ethofumesate | |
| 2642-71-9 | 01-12-2022 | 4.0,4.1 | Approved | Azinphos-ethyl | |
| 26471-62-5 | 01-12-2022 | 4.0,4.1 | Approved | Toluene Diisocyanate (Mixed Isomers) | |
| 26601-64-9 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorobiphenyl | |
| 2691-41-0 | 01-12-2022 | 4.0,4.1 | Approved | Octahydro-1,3,5,7-Tetranitro-1,3,5,7-Tetrazocine | |
| 26914-33-0 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachlorobiphenyl | |
| 26998-80-1 | 01-12-2022 | 4.0,4.1 | Approved | Trimethylphenol | |
| 271-89-6 | 01-12-2022 | 4.0,4.1 | Approved | Benzofuran | |
| 27208-37-3 | 01-12-2022 | 4.0,4.1 | Approved | Cyclopenta(cd)pyrene | |
| 27314-13-2 | 01-12-2022 | 4.0,4.1 | Approved | Norflurazon | |
| 27323-18-8 | 01-12-2022 | 4.0,4.1 | Approved | Monochlorobiphenyl | |
| 27900-75-0 | 01-12-2022 | 4.0,4.1 | Approved | Dichloronitrobenzene | |
| 28655-71-2 | 01-12-2022 | 4.0,4.1 | Approved | Heptachlorobiphenyl | |
| 287-92-3 | 01-12-2022 | 4.0,4.1 | Approved | Cyclopentane | |
| 28805-86-9 | 17-10-2025 | 4.0,4.1 | Approved | Butylphenol | Description changed from "butylphenol". |
| 2921-88-2 | 01-12-2022 | 4.0,4.1 | Approved | Chlorpyriphos | |
| 29232-93-7 | 01-12-2022 | 4.0,4.1 | Approved | Pirimiphos-methyl | |
| 294-62-2 | 01-12-2022 | 4.0,4.1 | Approved | Cyclododecane | |
| 297-78-9 | 01-12-2022 | 4.0,4.1 | Approved | Telodrin | |
| 297-97-2 | 01-12-2022 | 4.0,4.1 | Approved | O,O-Diethyl O-Pyrazinyl Phosphorothioate | |
| 29761-21-5 | 01-12-2022 | 4.0,4.1 | Approved | Isodecyl Diphenyl Phosphate | |
| 298-00-0 | 01-12-2022 | 4.0,4.1 | Approved | Methylparathion | |
| 298-02-2 | 01-12-2022 | 4.0,4.1 | Approved | Phorate | |
| 298-04-4 | 01-12-2022 | 4.0,4.1 | Approved | Disulfoton | |
| 299-84-3 | 01-12-2022 | 4.0,4.1 | Approved | Phosphorothioic acid | |
| 300-76-5 | 01-12-2022 | 4.0,4.1 | Approved | Naled | |
| 301-12-2 | 01-12-2022 | 4.0,4.1 | Approved | Oxydemeton-methyl | |
| 3018-12-0 | 01-12-2022 | 4.0,4.1 | Approved | Dichloroacetonitrile | |
| 302-01-2 | 01-12-2022 | 4.0,4.1 | Approved | Hydrazine | |
| 302-04-5 | 01-12-2022 | 4.0,4.1 | Approved | Thiocyanate | |
| 302-17-0 | 01-12-2022 | 4.0,4.1 | Approved | Chloral Hydrate | |
| 30560-19-1 | 01-12-2022 | 4.0,4.1 | Approved | Acephate | |
| 306-83-2 | 01-12-2022 | 4.0,4.1 | Approved | Freon 123 | |
| 309-00-2 | 01-12-2022 | 4.0,4.1 | Approved | Aldrin | |
| 31218-83-4 | 01-12-2022 | 4.0,4.1 | Approved | Propetamphos | |
| 314-40-9 | 01-12-2022 | 4.0,4.1 | Approved | Bromacil | |
| 315-18-4 | 01-12-2022 | 4.0,4.1 | Approved | Mexacarbate | |
| 31508-00-6 | 01-12-2022 | 4.0,4.1 | Approved | PCB-118 2,3',4,4',5 - Pentachlorobiphenyl | |
| 319-84-6 | 01-12-2022 | 4.0,4.1 | Approved | alpha-Hexachlorocyclohexane | |
| 319-85-7 | 01-12-2022 | 4.0,4.1 | Approved | beta-Hexachlorocyclohexane | |
| 319-86-8 | 01-12-2022 | 4.0,4.1 | Approved | Deta-Hexachlorocyclohexane | |
| 321-60-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Fluorobiphenyl | |
| 3252-43-5 | 01-12-2022 | 4.0,4.1 | Approved | Dibromoacetonitrile | |
| 32598-13-3 | 01-12-2022 | 4.0,4.1 | Approved | PCB 77 | |
| 32598-14-4 | 01-12-2022 | 4.0,4.1 | Approved | PCB 105 | |
| 327-98-0 | 01-12-2022 | 4.0,4.1 | Approved | Trichloronate | |
| 32774-16-6 | 01-12-2022 | 4.0,4.1 | Approved | PCB 169 | |
| 330-54-1 | 01-12-2022 | 4.0,4.1 | Approved | Diuron | |
| 330-55-2 | 01-12-2022 | 4.0,4.1 | Approved | Linuron | |
| 33213-65-9 | 01-12-2022 | 4.0,4.1 | Approved | Endosulfan II | |
| 33245-39-5 | 01-12-2022 | 4.0,4.1 | Approved | Fluchloralin | |
| 333-41-5 | 01-12-2022 | 4.0,4.1 | Approved | Diazinon | |
| 334-48-5 | 01-12-2022 | 4.0,4.1 | Approved | Capric Acid | |
| 3383-96-8 | 01-12-2022 | 4.0,4.1 | Approved | Tempephos | |
| 3389-71-7 | 01-12-2022 | 4.0,4.1 | Approved | Hexachloronorbornadiene | |
| 34014-18-1 | 01-12-2022 | 4.0,4.1 | Approved | Tebuthiuron | |
| 34123-59-6 | 01-12-2022 | 4.0,4.1 | Approved | Isoproturon | |
| 3424-82-6 | 17-10-2025 | 4.0,4.1 | Approved | o,p-DDE | Description changed from "o,p - DDE". |
| 34643-46-4 | 01-12-2022 | 4.0,4.1 | Approved | Tokuthion | |
| 35065-27-1 | 01-12-2022 | 4.0,4.1 | Approved | PCB-153 2,2',4,4',5,5' - Hexachlorobiphenyl | |
| 35065-28-2 | 01-12-2022 | 4.0,4.1 | Approved | PCB-138 2,2',3,4,4',5' - Hexachlorobiphenyl | |
| 35065-29-3 | 01-12-2022 | 4.0,4.1 | Approved | PCB-180 2,2',3,4,4',5,5' - Heptachlorobiphenyl | |
| 352-93-2 | 01-12-2022 | 4.0,4.1 | Approved | Diethyl sulphide | |
| 353-59-3 | 01-12-2022 | 4.0,4.1 | Approved | Bromochlorodifluoromethane (Halon 1211) | |
| 354-58-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,1-Trichloro-2,2,2-Trifluoroethane | |
| 35400-43-2 | 01-12-2022 | 4.0,4.1 | Approved | Sulprofos | |
| 35693-99-3 | 01-12-2022 | 4.0,4.1 | Approved | PCB-52 2,2',5,5' - Tetrachlorobiphenyl | |
| 35822-46-9 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4,6,7,8-Heptachlorodibenzo-P-Dioxin | Precedes declined P-Code P2294. |
| 3653-48-3 | 01-12-2022 | 4.0,4.1 | Approved | Methoxone Sodium Salt (4-Chloro-2-Methylpgenoxy) | |
| 36653-82-4 | 01-12-2022 | 4.0,4.1 | Approved | Hexadecanol | |
| 367-12-4 | 01-12-2022 | 4.0,4.1 | Approved | 2-Fluorophenol | |
| 3689-24-5 | 01-12-2022 | 4.0,4.1 | Approved | Sulfotep | |
| 3724-65-0 | 01-12-2022 | 4.0,4.1 | Approved | 2-Butenoic Acid | |
| 37324-23-5 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1262 | |
| 37680-73-2 | 01-12-2022 | 4.0,4.1 | Approved | PCB-101 2,2',4,5,5' - Pentachlorobiphenyl | |
| 3812-32-6 | 01-12-2022 | 4.0,4.1 | Approved | Carbonate | |
| 3813-05-6 | 01-12-2022 | 4.0,4.1 | Approved | Benazolin | |
| 38260-54-7 | 01-12-2022 | 4.0,4.1 | Approved | Etrimphos | |
| 38380-08-4 | 01-12-2022 | 4.0,4.1 | Approved | PCB-156 2,3,3,4,4,5 - Hexachlorobiphenyl | |
| 39227-28-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4,7,8-Hexachlorodibenzo-P-Dioxin | Precedes declined P-Code P2297. |
| 39300-45-3 | 01-12-2022 | 4.0,4.1 | Approved | Dinocap | |
| 39635-31-9 | 01-12-2022 | 4.0,4.1 | Approved | PCB 189 | |
| 39638-32-9 | 01-12-2022 | 4.0,4.1 | Approved | Bis(2-chloroisopropyl)ether | |
| 40321-76-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,7,8-Pentachlorodibenzo-P-Dioxin | Precedes declined P-Code P2303. |
| 40483-25-2 | 01-12-2022 | 4.0 | Deprecated | Diclofop | Deprecated as invalid CAS-Code. Correct CAS-Code is 40843-25-2. |
| 40487-42-1 | 01-12-2022 | 4.0,4.1 | Approved | Pendimethalin | |
| 41587-36-4 | 01-12-2022 | 4.0,4.1 | Approved | Chloronitroaniline | |
| 4165-60-0 | 01-12-2022 | 4.0,4.1 | Approved | Nitrobenzene-D5 | |
| 4170-30-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Butenal | |
| 4181-95-7 | 01-12-2022 | 4.0,4.1 | Approved | n-Tetracontane | |
| 43121-43-3 | 01-12-2022 | 4.0,4.1 | Approved | Traidimefon | |
| 4482-55-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenuron-Tca | |
| 460-00-4 | 17-10-2025 | 4.0,4.1 | Approved | 4-Bromofluorobenzene | Description changed from "4-bromofluorobenzene". |
| 462-06-6 | 01-12-2022 | 4.0,4.1 | Approved | Fluorobenzene | |
| 465-73-6 | 01-12-2022 | 4.0,4.1 | Approved | Isodrin | |
| 470-90-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfenvinphos | |
| 479-45-8 | 01-12-2022 | 4.0,4.1 | Approved | Tetryl | |
| 496-11-7 | 01-12-2022 | 4.0,4.1 | Approved | Indane | |
| 50-00-0 | 01-12-2022 | 4.0,4.1 | Approved | Formaldehyde | |
| 50-06-6 | 01-12-2022 | 4.0,4.1 | Approved | Phenobarbital | |
| 50-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Cyclophosphamide | |
| 50-29-3 | 17-10-2025 | 4.0,4.1 | Approved | p,p-DDT | Description changed from "p,p - DDT". |
| 50-31-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,6-Trichlorobenzoic Acid (Tba) | |
| 50-32-8 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(a)pyrene | |
| 503-74-2 | 01-12-2022 | 4.0,4.1 | Approved | Iso-valeric (Butanoic) acid | |
| 505-29-3 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Dithiane | |
| 50594-66-6 | 01-12-2022 | 4.0,4.1 | Approved | Acritet | |
| 506-52-5 | 01-12-2022 | 4.0,4.1 | Approved | 1-Hexacosanol | |
| 506-77-4 | 01-12-2022 | 4.0,4.1 | Approved | Cyanogen Chloride | |
| 506-93-4 | 01-12-2022 | 4.0,4.1 | Approved | Guanidine Nitrate | |
| 51-28-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Dinitrophenol | |
| 51-52-5 | 01-12-2022 | 4.0,4.1 | Approved | Propylthiouracil | |
| 51-79-6 | 01-12-2022 | 4.0,4.1 | Approved | Urethane (Ethyl Carbamate) (Monomer) | |
| 510-15-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlorobenzilate | |
| 5103-71-9 | 01-12-2022 | 4.0,4.1 | Approved | Chlordane - alpha | |
| 5103-74-2 | 01-12-2022 | 4.0,4.1 | Approved | trans - Chlordane | |
| 512-56-1 | 01-12-2022 | 4.0,4.1 | Approved | Trimethyl Phosphate | |
| 51207-31-9 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,7,8-Tetrachlorodibenzofuran | Precedes declined P-Code P2308. |
| 51218-45-2 | 01-12-2022 | 4.0,4.1 | Approved | Metolachlor | |
| 51235-04-2 | 01-12-2022 | 4.0,4.1 | Approved | Hexazinone | |
| 513-88-2 | 17-10-2025 | 4.0,4.1 | Approved | 1,1-Dichloroacetone | Description changed from "1,1 - Dichloroacetone". |
| 5131-66-8 | 01-12-2022 | 4.0,4.1 | Approved | 1-Butoxy-2-Propanol | |
| 51630-58-1 | 01-12-2022 | 4.0,4.1 | Approved | Fenvalerate | |
| 51805-45-9 | 01-12-2022 | 4.0,4.1 | Approved | Tcep | |
| 52-68-6 | 01-12-2022 | 4.0,4.1 | Approved | Trichlorfon | |
| 52-85-7 | 01-12-2022 | 4.0,4.1 | Approved | Famphur | |
| 52315-07-8 | 01-12-2022 | 4.0,4.1 | Approved | Cypermethrin | |
| 5234-68-4 | 01-12-2022 | 4.0,4.1 | Approved | Carboxin | |
| 52645-53-1 | 01-12-2022 | 4.0,4.1 | Approved | Permethrin | |
| 52663-72-6 | 01-12-2022 | 4.0,4.1 | Approved | PCB 167 | |
| 52756-22-6 | 01-12-2022 | 4.0,4.1 | Approved | Flamprop-isopropyl | |
| 528-29-0 | 01-12-2022 | 4.0,4.1 | Approved | O-Dinitrobenzene | |
| 52918-63-5 | 01-12-2022 | 4.0,4.1 | Approved | Deltamethrin | |
| 53-19-0 | 17-10-2025 | 4.0,4.1 | Approved | o,p-TDE | Description changed from "o,p - TDE". |
| 53-70-3 | 01-12-2022 | 4.0,4.1 | Approved | Dibenz-a-h-anthracene | |
| 53-96-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Acetylaminofluorene | |
| 534-52-1 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl-4,6-Dinitrophenol | |
| 53469-21-9 | 01-12-2022 | 4.0,4.1 | Approved | Aroclor1242 | |
| 53494-70-5 | 01-12-2022 | 4.0,4.1 | Approved | Endrin Ketone | |
| 53742-07-7 | 01-12-2022 | 4.0,4.1 | Approved | Nonachlorobiphenyl | |
| 54-11-5 | 01-12-2022 | 4.0,4.1 | Approved | 1-Methyl-2-(3-Pyridyl) Pyrrolidine | |
| 540-73-8 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dimethylhydrazine | |
| 540-84-1 | 01-12-2022 | 4.0,4.1 | Approved | 2,2,4-Trimethylpentane | |
| 541-02-6 | 01-12-2022 | 4.0,4.1 | Approved | Decamethylcyclopentasiloxane | |
| 541-05-9 | 01-12-2022 | 4.0,4.1 | Approved | Hexamethylcyclotrisiloxane | |
| 541-73-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Dichlorobenzene | |
| 542-75-6 | 17-10-2025 | 4.0,4.1 | Approved | 1,3-Dichloropropene | Description changed from "cis1,3-Dichloropropene", as multiple CAS lists indiucate this is mixture of the geometric isomers Z and E (cis and trans). |
| 542-76-7 | 01-12-2022 | 4.0,4.1 | Approved | 3-Chloropropionitrile | |
| 544-63-8 | 01-12-2022 | 4.0,4.1 | Approved | Tetradecanoic Acid | |
| 544-76-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexadecane | |
| 545-06-2 | 01-12-2022 | 4.0,4.1 | Approved | Trichloroacetonitrile | |
| 54676-39-0 | 01-12-2022 | 4.0,4.1 | Approved | 2-Butyl-1,1,3-Trimethyl Cyclohexane | |
| 55-18-5 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitrosodiethylamine | |
| 55-38-9 | 01-12-2022 | 4.0,4.1 | Approved | Fenthion | |
| 55-63-0 | 01-12-2022 | 4.0,4.1 | Approved | Nitroglycerin | |
| 55335-06-3 | 01-12-2022 | 4.0,4.1 | Approved | Triclopyr | |
| 556-67-2 | 01-12-2022 | 4.0,4.1 | Approved | Octamethylcyclotetrasiloxane | |
| 556-88-7 | 01-12-2022 | 4.0,4.1 | Approved | Nitroguanidine | |
| 5566-34-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlordane gamma | |
| 55722-26-4 | 01-12-2022 | 4.0,4.1 | Approved | Octachlorobiphenyl | |
| 56-04-2 | 01-12-2022 | 4.0,4.1 | Approved | Methylthiouracil | |
| 56-23-5 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachloromethane (Carbon Tetra Chloride) | |
| 56-35-9 | 17-10-2025 | 4.0,4.1 | Approved | Tributyltinoxide (TBTO) | Description changed from "Tbto". |
| 56-38-2 | 01-12-2022 | 4.0,4.1 | Approved | Ethylparathion | |
| 56-49-5 | 01-12-2022 | 4.0,4.1 | Approved | 3-Methylcholanthrene | |
| 56-53-1 | 01-12-2022 | 4.0,4.1 | Approved | Diethylstilbestrol | |
| 56-55-3 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(a)anthracene | |
| 56-57-5 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nitroquinoline-N-Oxide | |
| 56-72-4 | 01-12-2022 | 4.0,4.1 | Approved | Coumaphos | |
| 563-12-2 | 01-12-2022 | 4.0,4.1 | Approved | Ethion | |
| 563-54-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dichloropropylene | |
| 563-58-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Dichloropropene | |
| 567-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Naphthols (2-Naphthalenesulfonic acid, 1-hydroxy-) | |
| 57-10-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexadecanoic Acid | |
| 57-11-4 | 01-12-2022 | 4.0,4.1 | Approved | Octadecanoic Acid | |
| 57-12-5 | 01-12-2022 | 4.0,4.1 | Approved | Cyanide | |
| 57-13-6 | 01-12-2022 | 4.0,4.1 | Approved | Urea | |
| 57-14-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Dimethylhydrazine | |
| 57-24-9 | 01-12-2022 | 4.0,4.1 | Approved | Strychnine | |
| 57-41-0 | 01-12-2022 | 4.0,4.1 | Approved | Diphenylhydantoin | |
| 57-55-6 | 01-12-2022 | 4.0,4.1 | Approved | Propylene glycol | |
| 57-74-9 | 01-12-2022 | 4.0,4.1 | Approved | Chlordane | |
| 57-97-6 | 01-12-2022 | 4.0,4.1 | Approved | 7,12-Dimethylbenz(A)Anthracene | |
| 57117-41-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,7,8-Pentachlorodibenzofuran | Precedes declined P-Code P2304. |
| 57465-28-8 | 01-12-2022 | 4.0,4.1 | Approved | PCB 126 | |
| 576-24-9 | 01-12-2022 | 4.0,4.1 | Approved | 2,3-Dichlorophenol | |
| 57653-85-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,6,7,8-Hexachlorodibenzo-P-Dioxin | Precedes declined P-Code P2299. |
| 58-08-2 | 01-12-2022 | 4.0,4.1 | Approved | Caffeine | |
| 58-89-9 | 01-12-2022 | 4.0,4.1 | Approved | gamma-hexachlorocyclohexane | |
| 58-90-2 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,4,6-Tetrachlorophenol | |
| 581-89-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Nitronaphthalene | |
| 583-78-8 | 01-12-2022 | 4.0,4.1 | Approved | 2,5-Dichlorophenol | |
| 586-96-9 | 01-12-2022 | 4.0,4.1 | Approved | Nitrosobenzene | |
| 58667-63-3 | 01-12-2022 | 4.0,4.1 | Approved | Flamprop | |
| 59-50-7 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chloro-3-Methylphenol | |
| 59-89-2 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitrosomorpholine | |
| 5902-51-2 | 01-12-2022 | 4.0,4.1 | Approved | Terbacil | |
| 591-08-2 | 01-12-2022 | 4.0,4.1 | Approved | 1-Acetyl-2-Thiourea | |
| 591-78-6 | 01-12-2022 | 4.0,4.1 | Approved | Methyl N-Butyl Ketone | |
| 5915-41-3 | 01-12-2022 | 4.0,4.1 | Approved | Terbuthylazine | |
| 592-45-0 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Hexadiene | |
| 593-45-3 | 01-12-2022 | 4.0,4.1 | Approved | Octadecane | |
| 593-49-7 | 01-12-2022 | 4.0,4.1 | Approved | n-Heptacosane | |
| 594-18-3 | 01-12-2022 | 4.0,4.1 | Approved | Dibromodichloromethane | |
| 594-20-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,2-Dichloropropane | |
| 59756-60-4 | 01-12-2022 | 4.0,4.1 | Approved | Fluridone | |
| 60-09-3 | 01-12-2022 | 4.0,4.1 | Approved | 4-Aminoazobenzene | |
| 60-11-7 | 01-12-2022 | 4.0,4.1 | Approved | 4-Dimethylaminoazobenzene | |
| 60-34-4 | 01-12-2022 | 4.0,4.1 | Approved | Methylhydrazine | |
| 60-51-5 | 01-12-2022 | 4.0,4.1 | Approved | Dimethoate | |
| 60-57-1 | 01-12-2022 | 4.0,4.1 | Approved | Dieldrin | |
| 60168-88-9 | 01-12-2022 | 4.0,4.1 | Approved | Fenarimol | |
| 602-87-9 | 01-12-2022 | 4.0,4.1 | Approved | 5-Nitroacenaphthane | |
| 6055-19-2 | 01-12-2022 | 4.0,4.1 | Approved | Cyclophosphamide (Hydrated) | |
| 606-20-2 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Dinitrotoluene | |
| 60676-86-0 | 01-12-2022 | 4.0,4.1 | Approved | Silica, Fused | |
| 608-73-1 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorocyclohexane | |
| 608-93-5 | 01-12-2022 | 4.0,4.1 | Approved | Pentachlorobenzene | |
| 609-19-8 | 01-12-2022 | 4.0,4.1 | Approved | 3,4,5-Trichlorophenol | |
| 61-78-9 | 17-10-2025 | 4.0,4.1 | Approved | PAH Screen (Dry Weight) | Description Changed from "Pah Screen Dry Weight". |
| 61-82-5 | 01-12-2022 | 4.0,4.1 | Approved | Amitrole | |
| 610-39-9 | 01-12-2022 | 4.0,4.1 | Approved | 3,4-Dinitrotoluene | |
| 611-14-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethyltoluene | |
| 612-94-2 | 17-10-2025 | 4.0,4.1 | Approved | 2-Phenylnaphthalene | Description Changed from "2-Phenyl Naphthalene". |
| 613-12-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl Anthracene | |
| 616-45-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Pyrrolidinone | |
| 6164-98-3 | 01-12-2022 | 4.0,4.1 | Approved | Chlordimeform | |
| 62-44-2 | 01-12-2022 | 4.0,4.1 | Approved | Phenacetin | |
| 62-50-0 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Methanesulfonate | |
| 62-53-3 | 01-12-2022 | 4.0,4.1 | Approved | Aniline | |
| 62-56-6 | 01-12-2022 | 4.0,4.1 | Approved | Thiourea | |
| 62-73-7 | 01-12-2022 | 4.0,4.1 | Approved | Dichlorvos | |
| 62-75-9 | 17-10-2025 | 4.0,4.1 | Approved | n-Nitrosodimethylamine | Description changed from "n-nitrosodimethylamine". |
| 621-64-7 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitroso-Di-N-Propylamine | |
| 622-96-8 | 01-12-2022 | 4.0,4.1 | Approved | 4-Ethyltoluene | |
| 624-92-0 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Disulfide | |
| 62476-59-9 | 01-12-2022 | 4.0,4.1 | Approved | Acifluorfen | |
| 62610-77-9 | 01-12-2022 | 4.0,4.1 | Approved | Methacriphos | |
| 628-63-7 | 01-12-2022 | 4.0,4.1 | Approved | Amyl Acetate | |
| 628-96-6 | 01-12-2022 | 4.0,4.1 | Approved | Ethylene glycol, dinitrate | |
| 629-50-5 | 01-12-2022 | 4.0,4.1 | Approved | n-Tridecane | |
| 629-59-4 | 01-12-2022 | 4.0,4.1 | Approved | Tetradecane | |
| 629-62-9 | 01-12-2022 | 4.0,4.1 | Approved | Pentadecane | |
| 629-73-2 | 01-12-2022 | 4.0,4.1 | Approved | 1-Hexadecene | |
| 629-78-7 | 01-12-2022 | 4.0,4.1 | Approved | Heptadecane | |
| 629-92-5 | 01-12-2022 | 4.0,4.1 | Approved | Nonadecane | |
| 629-97-0 | 01-12-2022 | 4.0,4.1 | Approved | Docosane | |
| 629-99-2 | 01-12-2022 | 4.0,4.1 | Approved | n-Pentacosane | |
| 63-25-2 | 01-12-2022 | 4.0,4.1 | Approved | Carbaryl | |
| 630-01-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexacosane | |
| 630-02-4 | 01-12-2022 | 4.0,4.1 | Approved | Octacosane | |
| 630-03-5 | 01-12-2022 | 4.0,4.1 | Approved | n-Nonacosane | |
| 630-04-6 | 01-12-2022 | 4.0,4.1 | Approved | n-Hentriacontane | |
| 630-05-7 | 01-12-2022 | 4.0,4.1 | Approved | N-Tritriacontane | |
| 630-06-8 | 01-12-2022 | 4.0,4.1 | Approved | n-Hexatriacontane | |
| 630-07-9 | 01-12-2022 | 4.0,4.1 | Approved | n-Pentatriacontane | |
| 630-08-0 | 01-12-2022 | 4.0,4.1 | Approved | Carbon monoxide | |
| 630-20-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,1,2-Tetrachloroethane | |
| 634-66-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4-Tetrachlorobenzene | |
| 636-21-5 | 01-12-2022 | 4.0,4.1 | Approved | O-Toluidine Hydrochloride | |
| 637-92-3 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Tertiary Butyl Ether | |
| 63705-05-5 | 01-12-2022 | 4.0,4.1 | Approved | Furan carboxaldehyde methyl- | |
| 638-56-2 | 17-10-2025 | 4.0,4.1 | Approved | Bis-((2-chloroethoxy)ethyl)ether | Description changed from "bis-((2-chloroethoxy)ethyl)ether". |
| 638-68-6 | 01-12-2022 | 4.0,4.1 | Approved | Triacontane | |
| 64-17-5 | 01-12-2022 | 4.0,4.1 | Approved | Ethanol | |
| 64-19-7 | 01-12-2022 | 4.0,4.1 | Approved | Acetic Acid | |
| 64-67-5 | 01-12-2022 | 4.0,4.1 | Approved | Diethyl Sulfate | |
| 646-06-0 | 01-12-2022 | 4.0,4.1 | Approved | Dioxolane | |
| 646-31-1 | 01-12-2022 | 4.0,4.1 | Approved | Tetracosane | |
| 65-85-0 | 01-12-2022 | 4.0,4.1 | Approved | Benzoic Acid | |
| 65510-44-3 | 01-12-2022 | 4.0,4.1 | Approved | PCB 123 | |
| 66-27-3 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Methanesulfonate | |
| 661-19-8 | 01-12-2022 | 4.0,4.1 | Approved | 1-Docosanol | |
| 67-56-1 | 01-12-2022 | 4.0,4.1 | Approved | Methanol | |
| 67-63-0 | 01-12-2022 | 4.0,4.1 | Approved | Isopropyl Alcohol (Manufacturing-Strong Acid | |
| 67-64-1 | 01-12-2022 | 4.0,4.1 | Approved | Acetone | |
| 67-66-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloroform | |
| 67-72-1 | 01-12-2022 | 4.0,4.1 | Approved | Hexachloroethane | |
| 67129-08-2 | 01-12-2022 | 4.0,4.1 | Approved | Metazachlor | |
| 67254-79-9 | 01-12-2022 | 4.0,4.1 | Approved | Fatty acid | |
| 68-12-2 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylformamide | |
| 680-31-9 | 01-12-2022 | 4.0,4.1 | Approved | Hempa | |
| 68359-37-5 | 01-12-2022 | 4.0,4.1 | Approved | Cyfluthrin | |
| 684-93-5 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitroso-N-Methylurea | |
| 688-73-3 | 01-12-2022 | 4.0,4.1 | Approved | Tributyltin | |
| 6923-22-4 | 01-12-2022 | 4.0,4.1 | Approved | Monocrotophos | |
| 697-82-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,5-Trimethylphenol | |
| 69770-45-2 | 01-12-2022 | 4.0,4.1 | Approved | Flumethrin | |
| 69782-90-7 | 01-12-2022 | 4.0,4.1 | Approved | PCB 157 | |
| 70-30-4 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorophene (Hcp) | |
| 700-57-23 | 01-12-2022 | 4.0 | Deprecated | 4-Chlorophenyl Phenyl Ether | Deprecated as invalid CAS-Code. The correct CAS-Code is 7005-72-3. |
| 7005-72-3 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chloro Phenyl Ether | Supersedes deprecated CAS-Code 700-57-23. |
| 7012-37-5 | 01-12-2022 | 4.0,4.1 | Approved | PCB-28 2,4,4' - Trichlororbiphenyl | |
| 70258-18-3 | 17-10-2025 | 4.0,4.1 | Approved | 2-Chloro-5-fluoromethylpyridine | Description changed from "2-chloro-5-fluoromethylpyridine". |
| 70362-50-4 | 01-12-2022 | 4.0,4.1 | Approved | PCB 81 | |
| 7085-19-0 | 01-12-2022 | 4.0,4.1 | Approved | Mecoprop | |
| 709-98-8 | 01-12-2022 | 4.0,4.1 | Approved | Propanil | |
| 71-23-8 | 01-12-2022 | 4.0,4.1 | Approved | N-Propyl Alcohol | |
| 71-36-3 | 01-12-2022 | 4.0,4.1 | Approved | n-Butyl Alcohol | |
| 71-41-0 | 01-12-2022 | 4.0,4.1 | Approved | Amyl Alcohol | |
| 71-43-2 | 01-12-2022 | 4.0,4.1 | Approved | Benzene | |
| 71-55-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,1-Trichloroethane | |
| 71-58-9 | 01-12-2022 | 4.0,4.1 | Approved | Medroxyprogesterone Acetate | |
| 7194-84-5 | 01-12-2022 | 4.0,4.1 | Approved | n-Heptatriacontane | |
| 7194-85-6 | 01-12-2022 | 4.0,4.1 | Approved | n-Octatriacontane | |
| 72-20-8 | 01-12-2022 | 4.0,4.1 | Approved | Endrin | |
| 72-33-3 | 01-12-2022 | 4.0,4.1 | Approved | Mestranol | |
| 72-43-5 | 01-12-2022 | 4.0,4.1 | Approved | Methoxychlor | |
| 72-55-9 | 01-12-2022 | 4.0,4.1 | Approved | 4,4-DDE | |
| 72-56-0 | 01-12-2022 | 4.0,4.1 | Approved | Perthane | |
| 7287-19-6 | 01-12-2022 | 4.0,4.1 | Approved | Prometryne | |
| 732-11-6 | 01-12-2022 | 4.0,4.1 | Approved | Imidan | |
| 74-82-8 | 01-12-2022 | 4.0,4.1 | Approved | Methane | |
| 74-83-9 | 01-12-2022 | 4.0,4.1 | Approved | Bromomethane | |
| 74-84-0 | 01-12-2022 | 4.0,4.1 | Approved | Ethane | |
| 74-85-1 | 01-12-2022 | 4.0,4.1 | Approved | Ethylene | |
| 74-87-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloromethane | |
| 74-90-8 | 01-12-2022 | 4.0,4.1 | Approved | Hydrogen cyanide | |
| 74-93-1 | 01-12-2022 | 4.0,4.1 | Approved | Methanethiol | |
| 74-95-3 | 01-12-2022 | 4.0,4.1 | Approved | Dibromomethane | |
| 74-96-4 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Bromide | |
| 74-97-5 | 01-12-2022 | 4.0,4.1 | Approved | Bromochloromethane | |
| 74-98-6 | 01-12-2022 | 4.0,4.1 | Approved | Propane | |
| 7421-93-4 | 01-12-2022 | 4.0,4.1 | Approved | Endrin Aldehyde | |
| 7429-90-5 | 01-12-2022 | 4.0,4.1 | Approved | Aluminium | |
| 7439-89-6 | 01-12-2022 | 4.0,4.1 | Approved | Iron | |
| 7439-92-1 | 01-12-2022 | 4.0,4.1 | Approved | Lead | |
| 7439-93-2 | 01-12-2022 | 4.0,4.1 | Approved | Lithium | |
| 7439-95-4 | 01-12-2022 | 4.0,4.1 | Approved | Magnesium | |
| 7439-97-6 | 01-12-2022 | 4.0,4.1 | Approved | Mercury | |
| 7439-98-7 | 01-12-2022 | 4.0,4.1 | Approved | Molybdenum | |
| 7440-02-0 | 01-12-2022 | 4.0,4.1 | Approved | Nickel | |
| 7440-04-2 | 01-12-2022 | 4.0,4.1 | Approved | Osmium | |
| 7440-05-3 | 01-12-2022 | 4.0,4.1 | Approved | Palladium | |
| 7440-06-4 | 01-12-2022 | 4.0,4.1 | Approved | Platinum | |
| 7440-09-7 | 01-12-2022 | 4.0,4.1 | Approved | Potassium | |
| 7440-14-4 | 01-12-2022 | 4.0,4.1 | Approved | Radium | |
| 7440-17-7 | 01-12-2022 | 4.0,4.1 | Approved | Rubidium | |
| 7440-21-3 | 01-12-2022 | 4.0,4.1 | Approved | Silicon | |
| 7440-22-4 | 01-12-2022 | 4.0,4.1 | Approved | Silver | |
| 7440-23-5 | 01-12-2022 | 4.0,4.1 | Approved | Sodium | |
| 7440-24-6 | 01-12-2022 | 4.0,4.1 | Approved | Strontium | |
| 7440-28-0 | 01-12-2022 | 4.0,4.1 | Approved | Thallium | |
| 7440-31-5 | 01-12-2022 | 4.0,4.1 | Approved | Tin | |
| 7440-32-6 | 01-12-2022 | 4.0,4.1 | Approved | Titanium | |
| 7440-33-7 | 01-12-2022 | 4.0,4.1 | Approved | Tungsten | |
| 7440-36-0 | 01-12-2022 | 4.0,4.1 | Approved | Antimony | |
| 7440-38-2 | 01-12-2022 | 4.0,4.1 | Approved | Arsenic | |
| 7440-39-3 | 01-12-2022 | 4.0,4.1 | Approved | Barium | |
| 7440-41-7 | 01-12-2022 | 4.0,4.1 | Approved | Beryllium | |
| 7440-42-8 | 01-12-2022 | 4.0,4.1 | Approved | Boron | |
| 7440-43-9 | 01-12-2022 | 4.0,4.1 | Approved | Cadmium | |
| 7440-44-0 | 01-12-2022 | 4.0,4.1 | Approved | Carbon | |
| 7440-47-3 | 01-12-2022 | 4.0,4.1 | Approved | Chromium | |
| 7440-48-4 | 01-12-2022 | 4.0,4.1 | Approved | Cobalt | |
| 7440-50-8 | 01-12-2022 | 4.0,4.1 | Approved | Copper | |
| 7440-55-3 | 01-12-2022 | 4.0,4.1 | Approved | Gallium | |
| 7440-56-4 | 01-12-2022 | 4.0,4.1 | Approved | Germanium | |
| 7440-57-5 | 01-12-2022 | 4.0,4.1 | Approved | Gold | |
| 7440-59-7 | 01-12-2022 | 4.0,4.1 | Approved | Helium | |
| 7440-61-1 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-238 | Description changed from "Uranium" to make clear this CAS-Code refers to Uranium-238 (most common isotope). |
| 7440-62-2 | 01-12-2022 | 4.0,4.1 | Approved | Vanadium | |
| 7440-66-6 | 01-12-2022 | 4.0,4.1 | Approved | Zinc | |
| 7440-67-7 | 01-12-2022 | 4.0,4.1 | Approved | Zirconium | |
| 7440-69-9 | 01-12-2022 | 4.0,4.1 | Approved | Bismuth | |
| 7440-70-2 | 01-12-2022 | 4.0,4.1 | Approved | Calcium | |
| 7440-74-6 | 01-12-2022 | 4.0,4.1 | Approved | Indium | |
| 74472-37-0 | 01-12-2022 | 4.0,4.1 | Approved | PCB 114 | |
| 75-00-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloroethane | |
| 75-01-4 | 01-12-2022 | 4.0,4.1 | Approved | Chloroethene | |
| 75-05-8 | 01-12-2022 | 4.0,4.1 | Approved | Acetonitrile | |
| 75-07-0 | 01-12-2022 | 4.0,4.1 | Approved | Acetaldehyde | |
| 75-08-1 | 01-12-2022 | 4.0,4.1 | Approved | Ethanethiol | |
| 75-09-2 | 01-12-2022 | 4.0,4.1 | Approved | Dichloromethane | |
| 75-15-0 | 01-12-2022 | 4.0,4.1 | Approved | Carbon Disulphide | |
| 75-18-3 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Sulfide | |
| 75-21-8 | 01-12-2022 | 4.0,4.1 | Approved | Ethylene Oxide | |
| 75-25-2 | 01-12-2022 | 4.0,4.1 | Approved | Tribromomethane | |
| 75-27-4 | 01-12-2022 | 4.0,4.1 | Approved | Bromodichloromethane | |
| 75-28-5 | 01-12-2022 | 4.0,4.1 | Approved | Isobutane | |
| 75-34-3 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Dichloroethane | |
| 75-35-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Dichloroethene | |
| 75-43-4 | 01-12-2022 | 4.0,4.1 | Approved | Dichloromonofluoromethane | |
| 75-45-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlorodifluoromethane | |
| 75-56-9 | 01-12-2022 | 4.0,4.1 | Approved | Propylene Oxide | |
| 75-61-6 | 01-12-2022 | 4.0,4.1 | Approved | Dibromodifluoromethane | |
| 75-65-0 | 01-12-2022 | 4.0,4.1 | Approved | Tert-Butyl Alcohol | |
| 75-69-4 | 01-12-2022 | 4.0,4.1 | Approved | Trichlorofluoromethane | |
| 75-71-8 | 01-12-2022 | 4.0,4.1 | Approved | Dichlorodifluoromethane | |
| 75-74-1 | 01-12-2022 | 4.0,4.1 | Approved | Tetramethyl Lead | |
| 75-87-6 | 01-12-2022 | 4.0,4.1 | Approved | Chloral | |
| 75-91-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Dimethylethyl Hydroperoxide | |
| 75-99-0 | 17-10-2025 | 4.0,4.1 | Approved | 2,2-Dichloropropionic Acid | Description changed from "2,2-Dichlor0Propionic Acid". |
| 7547-66-2 | 01-12-2022 | 4.0 | Deprecated | Dichloprop | Deprecated as does not seem to be the correct CAS-Code for dichloroprop Correct CAS-Code is 120-36-5 which has already been approved. |
| 756-80-9 | 01-12-2022 | 4.0,4.1 | Approved | O,O-Dimethyl Phosphorodithioate | |
| 759-73-9 | 01-12-2022 | 4.0,4.1 | Approved | n-Ethyl-N-Nitrosourea | |
| 76-01-7 | 01-12-2022 | 4.0,4.1 | Approved | Pentachloroethane | |
| 76-06-2 | 01-12-2022 | 4.0,4.1 | Approved | Chloropicrin | |
| 76-13-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,2-Trichloro-1,2,2-Trifluoroethane | |
| 76-14-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dichlorotetrafluoroethane;Fluorocarbon 114 | |
| 76-22-2 | 01-12-2022 | 4.0,4.1 | Approved | Camphor | |
| 76-44-8 | 01-12-2022 | 4.0,4.1 | Approved | Heptachlor | |
| 7631-86-9 | 01-12-2022 | 4.0,4.1 | Approved | Silica, reactive, as SiO2 | |
| 7647-01-0 | 01-12-2022 | 4.0,4.1 | Approved | Hydrochloric Acid | |
| 7664-38-2 | 01-12-2022 | 4.0,4.1 | Approved | Phosphoric Acid | |
| 7664-39-3 | 01-12-2022 | 4.0,4.1 | Approved | Hydrofluoric Acid | |
| 7664-41-7 | 01-12-2022 | 4.0,4.1 | Approved | Ammonia, Free as NH3 | |
| 7664-93-9 | 01-12-2022 | 4.0,4.1 | Approved | Sulfur Acid | |
| 7697-37-2 | 01-12-2022 | 4.0,4.1 | Approved | Nitric Acid | |
| 77-47-4 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorocyclopentadiene | |
| 77-58-7 | 01-12-2022 | 4.0,4.1 | Approved | Dibutylbis(oxylauroyl)tin | |
| 77-99-6 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol | |
| 7704-34-9 | 01-12-2022 | 4.0,4.1 | Approved | Elemental Sulphur | Note P1265 may also be applicable. |
| 7723-14-0 | 17-10-2025 | 4.0,4.1 | Approved | Phosphorus | Description changed from "Phosphorus as P". Precedes deprecated P-Codes P1123 and P1260. |
| 7726-95-6 | 01-12-2022 | 4.0,4.1 | Approved | Bromine | |
| 7727-37-9 | 01-12-2022 | 4.0,4.1 | Approved | Nitrogen | |
| 7757-82-6 | 01-12-2022 | 4.0,4.1 | Approved | Sodium Sulfate | |
| 7782-41-4 | 01-12-2022 | 4.0,4.1 | Approved | Fluorine | |
| 7782-49-2 | 01-12-2022 | 4.0,4.1 | Approved | Selenium | |
| 7782-50-5 | 01-12-2022 | 4.0,4.1 | Approved | Chlorine | |
| 7783-06-4 | 01-12-2022 | 4.0,4.1 | Approved | Hydrogen Sulfide | |
| 7786-34-7 | 01-12-2022 | 4.0,4.1 | Approved | Mevinphos | |
| 78-00-2 | 01-12-2022 | 4.0,4.1 | Approved | Tetraethyl Lead | |
| 78-11-5 | 01-12-2022 | 4.0,4.1 | Approved | Pentaerythritol Tetranitrate | |
| 78-48-8 | 01-12-2022 | 4.0,4.1 | Approved | S,S,S-Tributyltrithiophosphate (Def) | |
| 78-59-1 | 01-12-2022 | 4.0,4.1 | Approved | Isophorone | |
| 78-78-4 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl Butane | |
| 78-83-1 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methyl-1-Propanol | |
| 78-87-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dichloropropane | |
| 78-88-6 | 01-12-2022 | 4.0,4.1 | Approved | 2,3-Dichloropropene | |
| 78-92-2 | 01-12-2022 | 4.0,4.1 | Approved | Sec-Butyl Alcohol | |
| 78-93-3 | 01-12-2022 | 4.0,4.1 | Approved | 2-Butanone | |
| 786-19-6 | 01-12-2022 | 4.0,4.1 | Approved | Carbophenothion | |
| 789-02-6 | 17-10-2025 | 4.0,4.1 | Approved | o,p-DDT | Description changed from "o,p - DDT". |
| 79-00-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,2-Trichloroethane | |
| 79-01-6 | 01-12-2022 | 4.0,4.1 | Approved | Trichloroethene | |
| 79-06-1 | 01-12-2022 | 4.0,4.1 | Approved | Acrylamide | |
| 79-09-4 | 01-12-2022 | 4.0,4.1 | Approved | Propionic (Propanoic) acid | |
| 79-11-8 | 01-12-2022 | 4.0,4.1 | Approved | Chloroacetic Acid | |
| 79-20-9 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Acetate | |
| 79-31-2 | 01-12-2022 | 4.0,4.1 | Approved | Iso-butyric (Propanoic 2-methyl-) acid | |
| 79-34-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,1,2,2-Tetrachloroethane | |
| 79-43-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichloroacetic Acid | |
| 79-46-9 | 01-12-2022 | 4.0,4.1 | Approved | 2-Nitropropane | |
| 79983-71-4 | 01-12-2022 | 4.0,4.1 | Approved | Hexaconazole | |
| 80-05-7 | 01-12-2022 | 4.0,4.1 | Approved | Bisphenol A | |
| 80-56-8 | 01-12-2022 | 4.0,4.1 | Approved | Pinene | |
| 80-62-6 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Methacrylate | |
| 8001-28-3 | 17-10-2025 | 4.0,4.1 | Approved | 3,4-Dimethylphenol | Description changed from "3,4-dimethylphenol". |
| 8001-35-2 | 01-12-2022 | 4.0,4.1 | Approved | Toxaphene | |
| 8001-50-1 | 01-12-2022 | 4.0,4.1 | Approved | Terpene Polychlorinates (Strobane6) | |
| 8007-45-2 | 01-12-2022 | 4.0,4.1 | Approved | Coal tar | |
| 8008-20-6 | 01-12-2022 | 4.0,4.1 | Approved | Kerosene | |
| 8065-48-3 | 01-12-2022 | 4.0,4.1 | Approved | Demeton | |
| 81-81-2 | 01-12-2022 | 4.0,4.1 | Approved | Warfarin | |
| 81406-37-3 | 01-12-2022 | 4.0,4.1 | Approved | Fluoroxypyr | |
| 82-68-8 | 01-12-2022 | 4.0,4.1 | Approved | Pentachloronitrobenzene | |
| 823-40-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Toluenediamine | |
| 83-32-9 | 01-12-2022 | 4.0,4.1 | Approved | Acenaphthene | |
| 83-79-4 | 01-12-2022 | 4.0,4.1 | Approved | Rotenone, Commercial | |
| 834-12-8 | 01-12-2022 | 4.0,4.1 | Approved | Ametryn | |
| 84-65-1 | 01-12-2022 | 4.0,4.1 | Approved | Anthraquinone | Note CAS-Code 10439-39-1 should be used for anthaquinone d8. |
| 84-66-2 | 01-12-2022 | 4.0,4.1 | Approved | Diethylphthalate | |
| 84-74-2 | 01-12-2022 | 4.0,4.1 | Approved | Di-N-Butyl Phthalate | |
| 85-01-8 | 01-12-2022 | 4.0,4.1 | Approved | Phenanthrene | |
| 85-44-9 | 01-12-2022 | 4.0,4.1 | Approved | Phthalic Anhydride | |
| 85-68-7 | 01-12-2022 | 4.0,4.1 | Approved | Butylbenzylphthalate | |
| 86-50-0 | 01-12-2022 | 4.0,4.1 | Approved | Azinphos-methyl | |
| 86-57-7 | 01-12-2022 | 4.0,4.1 | Approved | 1-Nitronaphthalene | |
| 86-73-7 | 01-12-2022 | 4.0,4.1 | Approved | Fluorene | |
| 86-74-8 | 01-12-2022 | 4.0,4.1 | Approved | Carbazole | |
| 86-88-4 | 01-12-2022 | 4.0,4.1 | Approved | Antu | |
| 87-61-6 | 17-10-2025 | 4.0,4.1 | Approved | 1,2,3-Trichlorobenzene | Description changed from "1,2,3 Trichlorobenzene". |
| 87-62-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Xylidine | |
| 87-65-0 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Dichlorophenol | |
| 87-68-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexachlorobutadiene (HCBD) | |
| 87-82-1 | 01-12-2022 | 4.0,4.1 | Approved | Hexabromobenzene | |
| 87-86-5 | 01-12-2022 | 4.0,4.1 | Approved | Pentachlorophenol (PCP) | |
| 88-06-2 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,6-Trichlorophenol | |
| 88-69-7 | 17-10-2025 | 4.0,4.1 | Approved | 2-Isopropylphenol | Description changed from "2-isopropylphenol". |
| 88-72-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Nitrotoluene | |
| 88-73-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloro-2,nitrobenzene | |
| 88-74-4 | 01-12-2022 | 4.0,4.1 | Approved | 2-Nitroaniline | |
| 88-75-5 | 01-12-2022 | 4.0,4.1 | Approved | 2-Nitrophenol | |
| 88-85-7 | 17-10-2025 | 4.0,4.1 | Approved | 2-sec-Butyl-4,6-dinitrophenol | Description changed from "2-sec-Butyl-4,6-dinitrophenol". |
| 88-89-1 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,6-Trinitrophenol | |
| 886-50-0 | 01-12-2022 | 4.0,4.1 | Approved | Terbutryn | |
| 892-20-6 | 01-12-2022 | 4.0,4.1 | Approved | Triphenyltin | Precedes declined P-Code P2176. |
| 90-04-0 | 01-12-2022 | 4.0,4.1 | Approved | O-Anisidine | |
| 90-12-0 | 17-10-2025 | 4.0,4.1 | Approved | 1-Methylnaphthalene | Description changed from "Naphthalene1-methyl-". |
| 90-15-3 | 17-10-2025 | 4.0,4.1 | Approved | 1-Naphthol | Description changed from "1-naphthol". |
| 9004-70-0 | 01-12-2022 | 4.0,4.1 | Approved | Nitrocellulose | |
| 91-08-7 | 01-12-2022 | 4.0,4.1 | Approved | Toluene-2,6-Diisocyanate | |
| 91-20-3 | 01-12-2022 | 4.0,4.1 | Approved | Napthalene | |
| 91-22-5 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(B)Pyridine | |
| 91-57-6 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methylnaphthalene | |
| 91-58-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chloronaphthalene | |
| 91-59-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Napthylamine | |
| 91-76-9 | 01-12-2022 | 4.0,4.1 | Approved | 6-Phenyl-1,3,5-Triazine-2,4-Diamine | |
| 91-80-5 | 01-12-2022 | 4.0,4.1 | Approved | Methapyrilene | |
| 91-94-1 | 01-12-2022 | 4.0,4.1 | Approved | 3,3'-Dichlorobenzidine | |
| 91465-08-6 | 01-12-2022 | 4.0,4.1 | Approved | Lambda Cyhalothrin | |
| 918-00-3 | 17-10-2025 | 4.0,4.1 | Approved | 1,1,1-Trichloro-2-Propanone | Description changed from "1,1,1 - Trichloro-2-Propanone". |
| 919-86-8 | 01-12-2022 | 4.0,4.1 | Approved | Demeton-s-methyl | |
| 92-52-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,1-Biphenyl | |
| 92-67-1 | 01-12-2022 | 4.0,4.1 | Approved | 4-Aminobiphenyl | |
| 92-87-5 | 01-12-2022 | 4.0,4.1 | Approved | Benzidine | |
| 92-93-3 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nitrobiphenyl | |
| 924-16-3 | 17-10-2025 | 4.0,4.1 | Approved | n-Nitrosodibutylamine | Description changed from "n-nitrosodibutylamine". |
| 93-65-2 | 01-12-2022 | 4.0,4.1 | Approved | Mecoprop (MCPP) (2-(4-chloro-2-methylphenoxy) | |
| 93-72-1 | 01-12-2022 | 4.0,4.1 | Approved | Silvex | Precedes declined P-Code P2106. |
| 93-76-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,5-Trichlorophenoxy Acetic Acid (T) | |
| 930-55-2 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitrosopyrrolidine | |
| 933-75-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,6-Trichlorophenol | |
| 933-78-8 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,5-Trichlorophenol | |
| 935-95-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,5,6-Tetrachlorophenol | |
| 94-59-7 | 01-12-2022 | 4.0,4.1 | Approved | Safrole | |
| 94-74-6 | 17-10-2025 | 4.0,4.1 | Approved | (2-methyl-4-chlorophenoxy acetic acid (MCPA) | Description changed from "MCPA" Precedes declined CAS code P2134. |
| 94-75-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Dichlorophenoxy Acetic Acid (D) | |
| 94-81-5 | 01-12-2022 | 4.0,4.1 | Approved | MCPB | |
| 94-82-6 | 01-12-2022 | 4.0,4.1 | Approved | Butyric Acid (4-(2,4-dichlorophenoxy)-Butanoic acid (DB)) | |
| 94-96-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Ethyl-1,3-Hexanediol | |
| 95-06-7 | 01-12-2022 | 4.0,4.1 | Approved | Sulfallate | |
| 95-13-6 | 01-12-2022 | 4.0,4.1 | Approved | Indene | |
| 95-15-8 | 01-12-2022 | 4.0,4.1 | Approved | Benzothiophene | |
| 95-16-9 | 01-12-2022 | 4.0,4.1 | Approved | Benzothiazolone | |
| 95-47-6 | 01-12-2022 | 4.0,4.1 | Approved | O-Xylene | |
| 95-48-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methylphenol | |
| 95-49-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chlorotoluene | |
| 95-50-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dichlorobenzene | |
| 95-51-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chloroaniline | |
| 95-53-4 | 17-10-2025 | 4.0,4.1 | Approved | O-Toluidine | Description changed from "o-Toluidine". |
| 95-54-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Phenylenediamine | |
| 95-57-8 | 01-12-2022 | 4.0,4.1 | Approved | 2-Chlorophenol | |
| 95-63-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,4-Trimethylbenzene | |
| 95-76-1 | 01-12-2022 | 4.0,4.1 | Approved | Dichloroaniline | |
| 95-77-2 | 01-12-2022 | 4.0,4.1 | Approved | 3,4-Dichlorophenol | |
| 95-80-7 | 01-12-2022 | 4.0,4.1 | Approved | 2,4-Diaminotoluene | |
| 95-83-0 | 01-12-2022 | 4.0,4.1 | Approved | 4-Chloro-Ortho-Phenylenediamine | |
| 95-93-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,4,5-Tetramethylbenzene | |
| 95-94-3 | 17-10-2025 | 4.0,4.1 | Approved | 1,2,4,5-Tetrachlorobenzene | Description changed from incorrect "1,2,4,5-Tetrachloroethylene" to "1,2,4,5-Tetrachlorobenzene". |
| 95-95-4 | 01-12-2022 | 4.0,4.1 | Approved | 2,4,5-Trichlorophenol | |
| 957-51-7 | 01-12-2022 | 4.0,4.1 | Approved | Diphenamid | |
| 95737-68-1 | 01-12-2022 | 4.0,4.1 | Approved | Pyriproxyfen | |
| 959-98-8 | 01-12-2022 | 4.0,4.1 | Approved | Endosulfan I | |
| 96-09-3 | 01-12-2022 | 4.0,4.1 | Approved | Styrene Oxide | |
| 96-11-5 | 01-12-2022 | 4.0 | Deprecated | Tetrachlorovinphos | Deprecated as invalid CAS-Code. Correct CAS-Code is 961-11-5 or 22248-79-9 which is approved. |
| 96-12-8 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Dibromo-3-Chloropropane | |
| 96-18-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3-Trichloropropane | |
| 96-19-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3-Trichloropropene | |
| 96-23-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Dichloro-2-Propanol | |
| 96-33-3 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Acrylate | |
| 96-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Ethylenethiourea | |
| 97-00-7 | 01-12-2022 | 4.0,4.1 | Approved | Chloro-2,4-dinitrobenzene | |
| 97-63-2 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl Methacrylate | |
| 98-00-0 | 01-12-2022 | 4.0,4.1 | Approved | Furfuryl Alcohol | |
| 98-06-6 | 01-12-2022 | 4.0,4.1 | Approved | Tert-Butylbenzene | |
| 98-07-7 | 01-12-2022 | 4.0,4.1 | Approved | Benzoic Trichloride (Benzotrichloride) | |
| 98-29-3 | 01-12-2022 | 4.0,4.1 | Approved | p-tert-Butylcatechol | |
| 98-54-4 | 01-12-2022 | 4.0,4.1 | Approved | 4-Tert-Butylphenol | |
| 98-55-5 | 01-12-2022 | 4.0,4.1 | Approved | Alpha-Terpineol | |
| 98-82-8 | 01-12-2022 | 4.0,4.1 | Approved | Isopropylbenzene | |
| 98-86-2 | 01-12-2022 | 4.0,4.1 | Approved | Acetophenone | |
| 98-87-3 | 01-12-2022 | 4.0,4.1 | Approved | Benzal Chloride | |
| 98-95-3 | 01-12-2022 | 4.0,4.1 | Approved | Nitrobenzene | |
| 99-08-1 | 01-12-2022 | 4.0,4.1 | Approved | 3-Nitrotoluene | |
| 99-09-2 | 01-12-2022 | 4.0,4.1 | Approved | 3-Nitroaniline | |
| 99-30-9 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Dichloro-4-Nitroaniline | |
| 99-35-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,3,5-Trinitrobenzene | |
| 99-55-8 | 01-12-2022 | 4.0,4.1 | Approved | 5-Nitro-O-Toluidine | |
| 99-59-2 | 01-12-2022 | 4.0,4.1 | Approved | 5-Nitro-O-Anisidine | |
| 99-65-0 | 01-12-2022 | 4.0,4.1 | Approved | M-Dinitrobenzene | |
| 99-87-6 | 01-12-2022 | 4.0,4.1 | Approved | 4-Isopropyltoluene | |
| 99-96-7 | 01-12-2022 | 4.0,4.1 | Approved | 4-Hydroxybenzoic Acid | |
| 99-99-0 | 17-10-2025 | 4.0,4.1 | Approved | 4-Nitrotoluene | Description changed from "4-nitrotoluene". |
| 994-05-8 | 01-12-2022 | 4.0,4.1 | Approved | Methyl tert-pentyl ether | |
| P1000 | 01-12-2022 | 4.0,4.1 | Approved | Ammoniacal Nitrogen as NH3 | |
| P1001 | 01-12-2022 | 4.0,4.1 | Approved | Ammoniacal Nitrogen as NH4 | |
| P1002 | 01-12-2022 | 4.0,4.1 | Approved | Ionic Balance | |
| P1015 | 17-10-2025 | 4.0,4.1 | Approved | Toluene-D8 % recovery | Description changed from "Toluene-D8 recovery". |
| P1016 | 01-12-2022 | 4.0,4.1 | Approved | N-valeric (Pentanoic) acid as Carbon | |
| P1017 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Carbon Dioxide | Description changed from "Carbon Dioxide - dissolved?". |
| P1019 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos fibre count | |
| P1020 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos (Presence of) | Description changed from "Asbestos (Presence of)". |
| P1021 | 17-10-2025 | 4.0,4.1 | Approved | Cyanide excluding Iron Cyanide | |
| P1022 | 17-10-2025 | 4.0,4.1 | Approved | Sulphur (Elemental) | |
| P1023 | 17-10-2025 | 4.0,4.1 | Approved | Sulphur (Free) | |
| P1029 | 17-10-2025 | 4.0,4.1 | Approved | Iron (Available) | Description changed from "Iron( Available)". |
| P1030 | 17-10-2025 | 4.0,4.1 | Approved | Iron (Soluble) | |
| P1032 | 17-10-2025 | 4.0,4.1 | Approved | Lead (Available) | Description changed from "Lead(Available)". |
| P1034 | 17-10-2025 | 4.0,4.1 | Approved | Magnesium (Available) | |
| P1035 | 17-10-2025 | 4.0,4.1 | Approved | Magnesium (Dry Weight) | Description changed from "Magnesium (Dryweight)". |
| P1037 | 17-10-2025 | 4.0,4.1 | Approved | Manganese (Available) | |
| P1038 | 17-10-2025 | 4.0,4.1 | Approved | Manganese (Dry Weight) | Description changed from "Manganese (Dryweight)". |
| P1040 | 17-10-2025 | 4.0,4.1 | Approved | Mercury (Available) | |
| P1041 | 17-10-2025 | 4.0,4.1 | Approved | Mercury (Dry Weight) | Description changed from "Mercury (Dryweight)". |
| P1043 | 17-10-2025 | 4.0,4.1 | Approved | Molybdenum (Available) | |
| P1044 | 17-10-2025 | 4.0,4.1 | Approved | Molybdenum (Dry Weight) | Description changed from "Molybdenum(Dry weight)". |
| P1046 | 17-10-2025 | 4.0,4.1 | Approved | Nickel (Available) | |
| P1049 | 17-10-2025 | 4.0,4.1 | Approved | Potassium (Available) | |
| P1051 | 17-10-2025 | 4.0,4.1 | Approved | Silver (Available) | |
| P1052 | 17-10-2025 | 4.0,4.1 | Approved | Tin (Available) | |
| P1055 | 17-10-2025 | 4.0,4.1 | Approved | Arsenic (Available) | Description changed from "Arsenic, available". |
| P1057 | 17-10-2025 | 4.0,4.1 | Approved | Barium (Available) | |
| P1059 | 17-10-2025 | 4.0,4.1 | Approved | Beryllium (Available) | |
| P1061 | 17-10-2025 | 4.0,4.1 | Approved | Boron (Available) | Description changed from "Boron(Available)". |
| P1063 | 17-10-2025 | 4.0,4.1 | Approved | Cadmium (Available) | Description changed from "Cadmium(Available)". |
| P1066 | 17-10-2025 | 4.0,4.1 | Approved | Cobalt (Available) | |
| P1068 | 17-10-2025 | 4.0,4.1 | Approved | Copper (Available) | |
| P1070 | 17-10-2025 | 4.0,4.1 | Approved | Vanadium (Available) | |
| P1072 | 17-10-2025 | 4.0,4.1 | Approved | Zinc (Available) | |
| P1075 | 01-12-2022 | 4.0 | Deprecated | Methane flow rate | Deprecated as related to monitoring (reported in MOND Group). |
| P1076 | 01-12-2022 | 4.0 | Deprecated | Methane (Peak) | Deprecated as related to monitoring (reported in MOND Group). |
| P1077 | 01-12-2022 | 4.0 | Deprecated | Methane (residual) | Deprecated as related to monitoring (reported in MOND Group). |
| P1079 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Methane | Description changed from "Dissolved methane". |
| P1080 | 01-12-2022 | 4.0,4.1 | Approved | Oxygen, gaseous | |
| P1082 | 17-10-2025 | 4.0,4.1 | Approved | Selenium (Available) | Description changed from "Selenium(Available)". |
| P1084 | 17-10-2025 | 4.0,4.1 | Approved | Propionic (Propanoic) acid as Carbon | Description changed from "Propionic (Propanoic) acid as carbon". |
| P1085 | 17-10-2025 | 4.0,4.1 | Approved | F.O.C % | |
| P1086 | 17-10-2025 | 4.0 | Approved | Ferric Iron | CAS-Code 20074-52-6 is also applicable. |
| P1088 | 17-10-2025 | 4.0 | Approved | Ferrous Iron | CAS-Code 15438-31-0 is also applicable. |
| P1089 | 17-10-2025 | 4.0,4.1 | Approved | Fibre Count | |
| P1090 | 17-10-2025 | 4.0,4.1 | Approved | Furf | |
| P1091 | 01-12-2022 | 4.0,4.1 | Approved | m&p-Toluidine | |
| P1092 | 17-10-2025 | 4.0,4.1 | Approved | m,p,o-Xylenes | Description changed from "m,p,o Xylenes". |
| P1093 | 01-12-2022 | 4.0 | Deprecated | Naphthalene-d8 | Deprecated as CAS-Code 1146-65-2 is applicable. |
| P1094 | 17-10-2025 | 4.0,4.1 | Approved | Neutralising Value as CaO | |
| P1095 | 17-10-2025 | 4.0,4.1 | Approved | Cyanide Free | |
| P1096 | 17-10-2025 | 4.0,4.1 | Approved | Cyanide Free as CN | |
| P1100 | 01-12-2022 | 4.0,4.1 | Approved | C.Perfringens | Precedes declined P-Codes P2124 and P4118. |
| P1101 | 01-12-2022 | 4.0,4.1 | Approved | Escherichia coli (Confirmed) | |
| P1102 | 01-12-2022 | 4.0,4.1 | Approved | Escherichia coli (Presumptive) | |
| P1104 | 01-12-2022 | 4.0,4.1 | Approved | Legionella bacterium | Accepted as a generic code but P4111, P4112, P4122 and P4123 may be more suitable. |
| P1105 | 17-10-2025 | 4.0,4.1 | Approved | Salmonella excluding S.Typhi | Description changed from "Salmonellae excluding Styphi". |
| P1106 | 01-12-2022 | 4.0,4.1 | Approved | Thermo tolerant Coliforms | |
| P1107 | 01-12-2022 | 4.0,4.1 | Approved | Total Coliform count | Precedes declined P-Code P2127. |
| P1108 | 01-12-2022 | 4.0,4.1 | Approved | Total plate count | |
| P1109 | 01-12-2022 | 4.0,4.1 | Approved | Total viable count | More detailed codes breaking down TVC tests P-Codes P2005, P2006, P2377, P2378. |
| P1112 | 01-12-2022 | 4.0,4.1 | Approved | Non ionic detergents | Accepted as a generic code but other codes may be more suitable. |
| P1114 | 17-10-2025 | 4.0,4.1 | Approved | Acid Neutralisation Capacity at pH 4 | Precedes declined P-Code P2044. Description changed from "Anc/Bnc At Ph4". |
| P1115 | 17-10-2025 | 4.0,4.1 | Approved | Acid Neutralisation Capacity at pH 7 | Precedes declined P-Code P2045. Description changed from "Anc/Bnc At Ph7". |
| P1116 | 01-12-2022 | 4.0,4.1 | Approved | Acid Neutralisation Capacity at pH 6 | |
| P1117 | 01-12-2022 | 4.0,4.1 | Approved | Acid Neutralisation Capacity at pH 9 | |
| P1118 | 01-12-2022 | 4.0,4.1 | Approved | Cation exchange capacity | |
| P1119 | 01-12-2022 | 4.0,4.1 | Approved | Chlorine demand | |
| P1122 | 17-10-2025 | 4.0,4.1 | Approved | Phosphate as PO4 | Description changed from "Phosphate as PO4?". |
| P1123 | 17-10-2025 | 4.0 | Deprecated | Phosphorus | Description changed from "Phosphorous". Deprecated as CAS-Code 7723-14-0 is applicable. |
| P1124 | 17-10-2025 | 4.0,4.1 | Approved | Solids Suspended RMC | |
| P1126 | 17-10-2025 | 4.0,4.1 | Approved | Solids, Suspended | |
| P1127 | 17-10-2025 | 4.0,4.1 | Approved | Solids, Suspended (1Hr Sett) | |
| P1131 | 17-10-2025 | 4.0,4.1 | Proposed | Sulphate (percent of Dry Weight) | Description Changed from "Sulphate (percent of dry weight)". |
| P1132 | 17-10-2025 | 4.0,4.1 | Approved | Total Dissolved Solids (TDS) | Description changed from "Total dissolved solids". |
| P1133 | 17-10-2025 | 4.0,4.1 | Approved | Total hardness | P-Code P1341 more commonly used. |
| P1134 | 01-12-2022 | 4.0,4.1 | Approved | Total inorganic carbon | |
| P1135 | 17-10-2025 | 4.0,4.1 | Approved | Total Oxidised Nitrogen (TON) | Description changed from "Total oxidised nitrogen". |
| P1136 | 17-10-2025 | 4.0,4.1 | Approved | Total suspended solids | |
| P1137 | 17-10-2025 | 4.0,4.1 | Approved | Volatile suspended solids | |
| P1138 | 01-12-2022 | 4.0,4.1 | Approved | Acid Reserve | |
| P1139 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity Reserve | |
| P1140 | 01-12-2022 | 4.0,4.1 | Approved | Ammonium | |
| P1141 | 17-10-2025 | 4.0,4.1 | Approved | Alcohols | |
| P1143 | 17-10-2025 | 4.0,4.1 | Approved | Aromatic hydrocarbons | |
| P1144 | 01-12-2022 | 4.0,4.1 | Approved | Aviation fuel | |
| P1154 | 17-10-2025 | 4.0,4.1 | Approved | Chlorinated hydrocarbons | |
| P1156 | 01-12-2022 | 4.0,4.1 | Approved | Nso/Resins | |
| P1157 | 01-12-2022 | 4.0,4.1 | Approved | Polychlorinated biphenyls - presence of (50mg/kg) | |
| P1159 | 01-12-2022 | 4.0,4.1 | Approved | Polychlorinated biphenyls - presence of (50mgl-1) | |
| P1164 | 17-10-2025 | 4.0,4.1 | Approved | Petrol range organics | |
| P1186 | 01-12-2022 | 4.0,4.1 | Approved | Phenol (Monohydric) | |
| P1187 | 01-12-2022 | 4.0,4.1 | Approved | Phenol Index | |
| P1190 | 17-10-2025 | 4.0,4.1 | Approved | Polynuclear aromatic hydrocarbons | |
| P1192 | 17-10-2025 | 4.0,4.1 | Approved | Saturated hydrocarbons | |
| P1193 | 01-12-2022 | 4.0,4.1 | Approved | Solvent extractable matter | |
| P1203 | 01-12-2022 | 4.0,4.1 | Approved | Volatile acids as Carbon | |
| P1204 | 01-12-2022 | 4.0,4.1 | Approved | Volatile acids | Likely superseded by more specific P-Codes/CAS-Codes. |
| P1205 | 01-12-2022 | 4.0,4.1 | Approved | Volatile fatty acids | Likely superseded by more specific P-Codes/CAS-Codes. |
| P1208 | 01-12-2022 | 4.0,4.1 | Approved | Sum of Diphenylamine & diphenylnitrosamine | |
| P1209 | 01-12-2022 | 4.0 | Deprecated | Differentional Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1210 | 01-12-2022 | 4.0,4.1 | Approved | Appearance | |
| P1211 | 01-12-2022 | 4.0 | Deprecated | Barometeric Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1212 | 01-12-2022 | 4.0 | Deprecated | Borehole Plumb | Deprecated as related to monitoring (reported in MOND Group). |
| P1214 | 01-12-2022 | 4.0,4.1 | Approved | Calorific value | Generic - Other P-Codes P2285, P2286, P2287, P2288, P04222 may be suitable. |
| P1215 | 01-12-2022 | 4.0 | Deprecated | Carbon dioxide flow rate | Deprecated as related to monitoring (reported in MOND Group). |
| P1216 | 01-12-2022 | 4.0 | Deprecated | Carbon Dioxide Peak | Deprecated as related to monitoring (reported in MOND Group). |
| P1217 | 01-12-2022 | 4.0,4.1 | Approved | Colour | |
| P1218 | 17-10-2025 | 4.0,4.1 | Approved | Combustibility | |
| P1219 | 17-10-2025 | 4.0,4.1 | Approved | Discharge volume | |
| P1220 | 17-10-2025 | 4.0,4.1 | Approved | Electrolytic potential | |
| P1223 | 17-10-2025 | 4.0,4.1 | Approved | Gas balance | |
| P1224 | 01-12-2022 | 4.0,4.1 | Approved | Langelier Index | |
| P1225 | 17-10-2025 | 4.0,4.1 | Approved | Liquid Dip | |
| P1226 | 17-10-2025 | 4.0,4.1 | Approved | Loss on ignition | |
| P1227 | 01-12-2022 | 4.0,4.1 | Approved | Non volatile matter | |
| P1235 | 01-12-2022 | 4.0,4.1 | Approved | Ash Content | |
| P1236 | 01-12-2022 | 4.0,4.1 | Approved | Cairney Screening Test | |
| P1237 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Oxygen (Unfixed) | Description changed from "Dissolved Oxygen Unfixed". |
| P1238 | 01-12-2022 | 4.0,4.1 | Approved | Ammoniacal Nitrogen as N | |
| P1239 | 17-10-2025 | 4.0,4.1 | Approved | Complex Cyanide | |
| P1240 | 01-12-2022 | 4.0,4.1 | Approved | Coliforms Total (Confirmed) | |
| P1241 | 01-12-2022 | 4.0,4.1 | Approved | Coliforms Total (Presumptive) | |
| P1245 | 17-10-2025 | 4.0,4.1 | Approved | Tentatively Identified Compounds - VOC | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P1246 | 17-10-2025 | 4.0,4.1 | Approved | Tentatively Identified Compounds - SVOC | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P1247 | 01-12-2022 | 4.0,4.1 | Approved | Specific Gravity | |
| P1248 | 01-12-2022 | 4.0,4.1 | Approved | Nitrite as N | |
| P1249 | 17-10-2025 | 4.0,4.1 | Approved | Dry Solids @ 30 Deg.C | |
| P1250 | 01-12-2022 | 4.0,4.1 | Approved | Enterococcus faecalis | Precedes deprecated P-Code P1436 and declinced P-Code P2271. |
| P1251 | 17-10-2025 | 4.0,4.1 | Approved | Hydroxide Alkalinity | |
| P1252 | 17-10-2025 | 4.0,4.1 | Approved | Lime Content as CaO | |
| P1253 | 17-10-2025 | 4.0,4.1 | Approved | Rapid Settleable solids | |
| P1254 | 01-12-2022 | 4.0,4.1 | Approved | Salinity as NaCl | |
| P1255 | 17-10-2025 | 4.0,4.1 | Approved | Settleable Solids | |
| P1256 | 17-10-2025 | 4.0 | Approved | Phosphorus (Total Inorganic) | Description changed from "Total Inorganic Phosphorus". |
| P1257 | 01-12-2022 | 4.0,4.1 | Approved | Total Volatile Gases | |
| P1258 | 01-12-2022 | 4.0,4.1 | Approved | Styrene + o xylene | |
| P1259 | 17-10-2025 | 4.0,4.1 | Deprecated | Phosphate | Deprecated as CAS-Code 14265-44-2 is applicable. |
| P1260 | 17-10-2025 | 4.0 | Deprecated | Phosphorus | Description changed from "Phosphorous". Deprecated as CAS-Code 7723-14-0 is applicable. |
| P1261 | 01-12-2022 | 4.0 | Deprecated | Phenol | Deprecated as P-Code has a suitable CAS-Code. The appropriate CAS-Code is 108-95-2. |
| P1262 | 01-12-2022 | 4.0,4.1 | Approved | Anionic detergents (MBAS) | |
| P1263 | 01-12-2022 | 4.0,4.1 | Approved | Faecal streptococci (Confirmed) | |
| P1264 | 01-12-2022 | 4.0,4.1 | Approved | Faecal streptococci (Presumptive) | |
| P1265 | 17-10-2025 | 4.0,4.1 | Approved | Sulphur | |
| P1266 | 01-12-2022 | 4.0,4.1 | Approved | Petroleum ether extractable matter | |
| P1267 | 01-12-2022 | 4.0,4.1 | Approved | Unsaponifiable oil and grease | |
| P1268 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Oxygen | Description changed from "Oxygen (Dissolved)". |
| P1269 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity - Bicarbonate as CaCO3 | Description changed from "Alkalinity-Bicarbonate as CaCO3". |
| P1270 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity - Carbonate as CaCO3 | Description changed from "Alkalinity-Carbonate as CaCO3". |
| P1271 | 01-12-2022 | 4.0 | Deprecated | Chloride | Deprecated as P-Code has a suitable CAS-Code. The appropriate CAS-Code is 16887-00-6. |
| P1272 | 01-12-2022 | 4.0 | Deprecated | Sulphate | Deprecated as CAS-Code 14808-79-8 is applicable. |
| P1273 | 17-10-2025 | 4.0,4.1 | Approved | Polychlorinated Biphenyls | Description changed from "Polychlorinatedbiphenyls". |
| P1274 | 01-12-2022 | 4.0,4.1 | Approved | Coliform organisms | Accepted as a generic code but other P-Codes may be more suitable. |
| P1275 | 17-10-2025 | 4.0,4.1 | Approved | 1,2-Dimethylnaphthalene | Description changed from "Naphthalene1,2-dimethyl-". |
| P1283 | 01-12-2022 | 4.0,4.1 | Approved | Chemical oxygen demand | |
| P1284 | 01-12-2022 | 4.0,4.1 | Approved | Nitrate as N | |
| P1285 | 17-10-2025 | 4.0,4.1 | Approved | Aluminium (Total as Al in filtrate) | Description changed from "Aluminium, Total as Al in filtrate". |
| P1286 | 01-12-2022 | 4.0 | Deprecated | Manganese | Deprecated as P-Code has a suitable CAS-Code. The appropriate CAS-Code is 7439-96-5. |
| P1287 | 17-10-2025 | 4.0,4.1 | Approved | Electrical Conductivity 20deg | Description changed from "Conductivity- Electrical 20deg". |
| P1288 | 17-10-2025 | 4.0,4.1 | Approved | Acidity as calcium carbonate | |
| P1289 | 17-10-2025 | 4.0,4.1 | Approved | Halogenated compounds | P-Code P1749 (AOX) might be the same as this. |
| P1290 | 17-10-2025 | 4.0,4.1 | Approved | n-Butyric acid as Carbon | Description changed from "n-Butyric acid as Carbon". |
| P1291 | 01-12-2022 | 4.0 | Deprecated | Stable carbon dioxide | Deprecated as related to monitoring (reported in MOND Group). |
| P1293 | 17-10-2025 | 4.0,4.1 | Approved | Aluminium (Available) | Description changed from "Aluminium(Available)". |
| P1294 | 01-12-2022 | 4.0 | Deprecated | Stable Methane | Deprecated as related to monitoring (reported in MOND Group). |
| P1295 | 01-12-2022 | 4.0 | Deprecated | Oxygen stable | Deprecated as related to monitoring (reported in MOND Group). |
| P1296 | 17-10-2025 | 4.0,4.1 | Approved | Ferro-ferricyanide | |
| P1297 | 01-12-2022 | 4.0,4.1 | Approved | Anaerobic bacteria count | |
| P1298 | 17-10-2025 | 4.0,4.1 | Approved | Aerobic dipslide colonies | Description changed from "Aerobic dipslide colonies". |
| P1299 | 01-12-2022 | 4.0,4.1 | Approved | Anthrax (Bacillus Anthracis) (presence of) | |
| P1300 | 01-12-2022 | 4.0,4.1 | Approved | Gram Positive Spore | |
| P1302 | 01-12-2022 | 4.0,4.1 | Approved | Cationic detergents | |
| P1303 | 17-10-2025 | 4.0,4.1 | Approved | Acid insoluble matter | |
| P1304 | 17-10-2025 | 4.0,4.1 | Approved | Lime Content | |
| P1305 | 17-10-2025 | 4.0,4.1 | Approved | Settled COD | |
| P1306 | 01-12-2022 | 4.0 | Deprecated | Phosphorus (Total Inorganic) | Description changed from "Phosphorus, Total Inorganic". Deprecated as P-Code P1256 is applicable. |
| P1307 | 17-10-2025 | 4.0,4.1 | Approved | Solids, Suspended (Settleable) | |
| P1308 | 17-10-2025 | 4.0,4.1 | Approved | Solids, Total at 105c, Sludge | |
| P1309 | 17-10-2025 | 4.0,4.1 | Approved | Solids, Total diss.at 180c | |
| P1310 | 17-10-2025 | 4.0,4.1 | Approved | Pah,Total | More specific codes (e.g. P1706, P1853, P2023 etc) are available. |
| P1311 | 17-10-2025 | 4.0,4.1 | Approved | Cyclohexane extractable matter | |
| P1312 | 01-12-2022 | 4.0,4.1 | Approved | Organic chlorine | |
| P1313 | 17-10-2025 | 4.0,4.1 | Approved | Organic matter | |
| P1314 | 17-10-2025 | 4.0,4.1 | Approved | Organo sulphur compounds | |
| P1315 | 01-12-2022 | 4.0,4.1 | Approved | Organolead | |
| P1316 | 17-10-2025 | 4.0,4.1 | Approved | p,p-TDE | Description changed from "ppTDE". |
| P1318 | 01-12-2022 | 4.0,4.1 | Approved | Xylenols & Ethylphenols | |
| P1319 | 01-12-2022 | 4.0 | Deprecated | Borehole Suction Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1320 | 01-12-2022 | 4.0 | Deprecated | Flowrate Velocity | Deprecated as related to monitoring (reported in MOND Group). |
| P1321 | 01-12-2022 | 4.0 | Deprecated | Flowrate Volume | Deprecated as related to monitoring (reported in MOND Group). |
| P1322 | 01-12-2022 | 4.0 | Deprecated | Postflame Arrestor Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1323 | 01-12-2022 | 4.0 | Deprecated | Preflame Arrestor Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1324 | 01-12-2022 | 4.0 | Deprecated | Pump Inlet Suction Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1325 | 01-12-2022 | 4.0,4.1 | Approved | Temperature (lab) | |
| P1326 | 01-12-2022 | 4.0 | Deprecated | Water flow | Deprecated as related to monitoring (reported in MOND Group). |
| P1327 | 01-12-2022 | 4.0 | Deprecated | Water Head | Deprecated as related to monitoring (reported in MOND Group). |
| P1328 | 01-12-2022 | 4.0 | Deprecated | Well Suction Pressure | Deprecated as related to monitoring (reported in MOND Group). |
| P1329 | 01-12-2022 | 4.0,4.1 | Approved | Total Organic Halides (TOX) | |
| P1330 | 01-12-2022 | 4.0,4.1 | Approved | Total BTEX | |
| P1331 | 17-10-2025 | 4.0,4.1 | Approved | Toluene extractable matter | |
| P1332 | 01-12-2022 | 4.0,4.1 | Approved | Turbidity | Lab tests do exist for Turbidity. |
| P1333 | 17-10-2025 | 4.0,4.1 | Approved | BOD + ATU (5 day) | |
| P1334 | 01-12-2022 | 4.0,4.1 | Approved | pH | |
| P1335 | 17-10-2025 | 4.0,4.1 | Approved | Total Alkalinity as CaCO3 | |
| P1336 | 17-10-2025 | 4.0,4.1 | Approved | Nitrogen (Total Organic) as N | Description changed from "Nitrogen total organic as N". |
| P1337 | 01-12-2022 | 4.0,4.1 | Approved | Kjedhal Nitrogen | |
| P1338 | 17-10-2025 | 4.0,4.1 | Approved | Phosphorus (Total Organic) | Description changed from "Phosphorus Total Organic". |
| P1339 | 17-10-2025 | 4.0,4.1 | Approved | TOC (filtered) | |
| P1340 | 17-10-2025 | 4.0,4.1 | Approved | Total Organic Carbon | |
| P1341 | 17-10-2025 | 4.0,4.1 | Approved | Hardness, Total as CaC03 | Description changed from "Hardness,Total as CaC03". |
| P1342 | 17-10-2025 | 4.0,4.1 | Approved | Hardness, Non-Carbonate as CaCO3 | |
| P1343 | 17-10-2025 | 4.0,4.1 | Approved | Faecal Coliforms (Confirmed) | Description changed from "Faecal Coliforms Confirmed". |
| P1344 | 17-10-2025 | 4.0,4.1 | Approved | Faecal Coliforms (Presumptive) | Description changed from "Faecal Coliforms Presumptive". |
| P1345 | 17-10-2025 | 4.0,4.1 | Approved | Hardness, Calcium Carbonate as CaCO3 | Description changed from "Hardness,Calcium as CaCO3". |
| P1346 | 17-10-2025 | 4.0,4.1 | Approved | Hardness, Magnesium as CaCO3 | |
| P1347 | 01-12-2022 | 4.0,4.1 | Approved | Ammonia KCl soluble as N | |
| P1348 | 01-12-2022 | 4.0,4.1 | Approved | Nitrate as NO3 | |
| P1349 | 01-12-2022 | 4.0,4.1 | Approved | Nitrite as NO2 | |
| P1350 | 01-12-2022 | 4.0,4.1 | Approved | Trihalomethanes | Accepted as a generic code. |
| P1351 | 17-10-2025 | 4.0,4.1 | Approved | Ammonia, Total as NH3 | |
| P1352 | 01-12-2022 | 4.0,4.1 | Approved | Nitrogen (Total Oxidised) as N | Precedes P-Code P2128. |
| P1353 | 01-12-2022 | 4.0,4.1 | Approved | Visible Oil | |
| P1354 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-7 | |
| P1355 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C7-8 | |
| P1356 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C8-10 | |
| P1357 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-12 | |
| P1358 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C12-16 | |
| P1359 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C16-21 | |
| P1360 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C21-35 | |
| P1361 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C35-40 | |
| P1362 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C35-44 | |
| P1363 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C40-44 | |
| P1364 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-12 | |
| P1365 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-35 | |
| P1366 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-40 | |
| P1367 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-44 | |
| P1368 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C12-35 | |
| P1369 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C12-40 | |
| P1370 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C12-44 | |
| P1371 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C5-35 | Precedes declined P-Code P2096. |
| P1372 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C5-40 | |
| P1373 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C5-44 | |
| P1374 | 17-10-2025 | 4.0,4.1 | Approved | m,p-Xylenes | Description changed from "m,p xylenes". |
| P1375 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C4-5 | |
| P1376 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C5-6 | |
| P1377 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C6-7 | Precedes declined P-Code P2472. |
| P1378 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C7-8 | |
| P1379 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C8-10 | |
| P1380 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C4-10 | |
| P1381 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C5-10 | |
| P1382 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C6-10 | Precedes declined P-Code P2207. |
| P1383 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-12 | Precedes declined P-Code P1841. |
| P1384 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C12-16 | |
| P1385 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C16-21 | |
| P1386 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C21-25 | |
| P1387 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C21-28 | |
| P1388 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C21-35 | |
| P1389 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C21-40 | |
| P1390 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C25-35 | |
| P1391 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C25-40 | |
| P1392 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C28-35 | |
| P1393 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C28-40 | |
| P1394 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C35-40 | |
| P1395 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-20 | |
| P1396 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C20-30 | |
| P1397 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C30-40 | |
| P1398 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-25 | |
| P1399 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-28 | |
| P1400 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-35 | |
| P1401 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-40 | |
| P1402 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C6-35 | |
| P1403 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C6-40 | |
| P1404 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C10-40 | Precedes deprecated P-Code P1944. |
| P1406 | 17-10-2025 | 4.0,4.1 | Approved | Mineral Oil >C10-40 | Precedes declined P-Code P2009. Description changed from "Min. Oil >C10-40" to match later P-Codes P1800-P1803, P2009, P2013. |
| P1407 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C5-6 | |
| P1408 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C6-8 | |
| P1409 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C8-10 | |
| P1410 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-12 | |
| P1411 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C12-16 | |
| P1412 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C16-21 | |
| P1413 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C21-35 | |
| P1414 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C35-40 | |
| P1415 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C35-44 | |
| P1416 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C40-44 | |
| P1417 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C5-12 | |
| P1418 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C5-35 | |
| P1419 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C5-40 | |
| P1420 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C5-44 | |
| P1421 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C12-35 | |
| P1422 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C12-40 | |
| P1423 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C12-44 | |
| P1424 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity | |
| P1425 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity (Carbonate) | Description changed from "Alkalinity (Carbonate)". |
| P1426 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity (Bicarbonate) | Description changed from "Alkalinity (Bicarbonate)". |
| P1427 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity (Hydroxide) | Description changed from "Alkalinity (Hydroxide)". |
| P1429 | 01-12-2022 | 4.0,4.1 | Approved | Iso-butyric (Propanoic 2-methyl-) acid as Carbon | |
| P1430 | 01-12-2022 | 4.0,4.1 | Approved | Iso-valeric (Butanoic) acid as Carbon | |
| P1431 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Quantification Stage 1 | |
| P1432 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Quantification Stage 2 | |
| P1435 | 01-12-2022 | 4.0,4.1 | Approved | Salmonella SPP | |
| P1436 | 01-12-2022 | 4.0 | Deprecated | Enterococci | Deprecated as P-Code P1250 is applicable. |
| P1439 | 17-10-2025 | 4.0,4.1 | Approved | benzo(b,k)fluoranthene | Description changed from "benzo(b,k)fluoranthene". |
| P1440 | 17-10-2025 | 4.0 | Declined | Moisture Content at 30 deg | Depracated in ERES. |
| P1441 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C5-7 | Precedes declined P-Code P04105. |
| P1442 | 01-12-2022 | 4.0,4.1 | Approved | Number of Additional Peaks | |
| P1702 | 01-12-2022 | 4.0,4.1 | Approved | Saponifiable Oil and Grease | |
| P1704 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C5-12 | |
| P1705 | 17-10-2025 | 4.0,4.1 | Approved | Phenols, Total Detected 5 speciated | |
| P1706 | 17-10-2025 | 4.0,4.1 | Approved | PAH 16 Total (USEPA) | Precedes deprecated P-Code P1874, description changed from "PAH, Total Detected USEPA 16". |
| P1708 | 01-12-2022 | 4.0,4.1 | Approved | GRO Surrogate % recovery | |
| P1711 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-12 | |
| P1712 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C12-16 | |
| P1715 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-21 | |
| P1716 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C21-40 | |
| P1717 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C8-10 | |
| P1718 | 17-10-2025 | 4.0,4.1 | Approved | Non-Asbestos Fibre | |
| P1720 | 17-10-2025 | 4.0,4.1 | Approved | Ammonia Free As N | |
| P1721 | 17-10-2025 | 4.0,4.1 | Approved | Fraction Organic Carbon (FOC) | |
| P1723 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C8-40 | |
| P1724 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C8-40 | |
| P1725 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C16-35 | Precedes declined P-Code P1938. |
| P1726 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C16-35 | Precedes deprecated P-Code P1949. |
| P1727 | 01-12-2022 | 4.0,4.1 | Approved | Stable Isotope Ratio Methane (C12/C13) | |
| P1728 | 01-12-2022 | 4.0,4.1 | Approved | Stable Isotope Ratio Carbon Dioxide (C12/C13) | |
| P1730 | 01-12-2022 | 4.0,4.1 | Approved | PCB (Tri-Hepta) | |
| P1731 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C21-35 | |
| P1732 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C8-35 | |
| P1733 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C6-8 | Precedes declined P-Code P1733. |
| P1734 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-16 | Precedes deprecated P-Code P1797. |
| P1736 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C28-36 | Precedes deprecated P-Code(s) P1799, P1817. |
| P1738 | 01-12-2022 | 4.0,4.1 | Approved | Acidity (methyl orange) (pH 3.7) | |
| P1739 | 01-12-2022 | 4.0,4.1 | Approved | Acidity (phenolphthalein) (pH 8.3) | |
| P1740 | 01-12-2022 | 4.0,4.1 | Approved | Aggressive CO2 | |
| P1741 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-35 | |
| P1742 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C21-25 | |
| P1743 | 17-10-2025 | 4.0,4.1 | Approved | Alkali content | |
| P1744 | 17-10-2025 | 4.0,4.1 | Approved | Aluminium (Reactive) | Description changed from "Aluminium Reactive". |
| P1745 | 01-12-2022 | 4.0,4.1 | Approved | ANC | Accepted as a generic code but other P-Codes P1114 - P1117 may be more suitable. |
| P1748 | 17-10-2025 | 4.0,4.1 | Approved | Alkalinity (phenolphthalein) (pH 8.3) | |
| P1749 | 17-10-2025 | 4.0,4.1 | Approved | Halogenated Organic Compounds (AOX) | Description changed from "AOX". Also see P-Code P1289. |
| P1750 | 17-10-2025 | 4.0,4.1 | Approved | Benzo(b/j/k)fluoranthene | |
| P1758 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C21-36 | |
| P1759 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C25-35 | |
| P1760 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C21-25 | |
| P1761 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C25-35 | |
| P1762 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C8-9 | |
| P1763 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C9-10 | |
| P1764 | 17-10-2025 | 4.0 | Deprecated | Aliphatics & Aromatics | Deprecated as does not use a specific banding. |
| P1765 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C10-44 | |
| P1766 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C6-8 | |
| P1767 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-20 | |
| P1768 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-15 | Precedes deprecated P-Code P1807. |
| P1769 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-21 | |
| P1770 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-25 | |
| P1771 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C15-25 | Precedes deprecated P-Code P1808. |
| P1772 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-20 | Precedes deprecated P-Code P1809. |
| P1773 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-24 | Precedes deprecated P-Code P1810. |
| P1774 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C20-24 | Precedes deprecated P-Code P1811. |
| P1775 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C20-30 | |
| P1776 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C20-40 | |
| P1777 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C21-25 | |
| P1778 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C21-28 | |
| P1779 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C21-36 | Precedes deprecated P-Code P1812. |
| P1780 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C24-28 | Precedes deprecated P-Code P1813. |
| P1781 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C24-36 | Precedes deprecated P-Code P1814. |
| P1782 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C24-40 | |
| P1783 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C25-35 | |
| P1784 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C25-40 | |
| P1785 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C28-32 | Precedes deprecated P-Code P1816. |
| P1786 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C28-40 | |
| P1787 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C30-36 | Precedes deprecated P-Code P1818. |
| P1788 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C30-40 | |
| P1789 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C32-36 | Precedes deprecated P-Code P1819. |
| P1790 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C35-36 | Precedes deprecated P-Code P1820. |
| P1791 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C35-40 | |
| P1792 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C36-40 | Precedes deprecated P-Code P1821. |
| P1793 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C40-44 | |
| P1794 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C6-10 | |
| P1795 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C6-7 | |
| P1796 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C7-8 | |
| P1797 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C10-16 | Deprecated as duplicate of P-Code P1734. |
| P1798 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C25-36 | Precedes deprecated P-Code P1815. |
| P1799 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C28-36 | Deprecated as duplicate of P-Code P1736. |
| P1800 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil >C10-20 | |
| P1801 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil >C11-20 | |
| P1802 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil >C20-40 | |
| P1803 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil >C21-40 | |
| P1804 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C10-16 | Precedes declined P-Code P2241. |
| P1805 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C16-35 | |
| P1806 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C12-44 | |
| P1807 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C10-15 | Deprecated as duplicate of P-Code P1768. |
| P1808 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C15-25 | Deprecated as duplicate of P-Code P1771. |
| P1809 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C16-20 | Deprecated as duplicate of P-Code P1772. |
| P1810 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C16-24 | Deprecated as duplicate of P-Code P1773. |
| P1811 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C20-24 | Deprecated as duplicate of P-Code P1774. |
| P1812 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C21-36 | Deprecated as duplicate of P-Code P1779. |
| P1813 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C24-28 | Deprecated as duplicate of P-Code P1780. |
| P1814 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C24-36 | Deprecated as duplicate of P-Code P1781. |
| P1815 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C25-36 | Deprecated as duplicate of P-Code P1798. |
| P1816 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C28-32 | Deprecated as duplicate of P-Code P1785. |
| P1817 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C28-36 | Deprecated as duplicate of P-Code P1736. |
| P1818 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C30-36 | Deprecated as duplicate of P-Code P1787. |
| P1819 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C32-36 | Deprecated as duplicate of P-Code P1789. |
| P1820 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C35-36 | Deprecated as duplicate of P-Code P1790. |
| P1821 | 01-12-2022 | 4.0 | Deprecated | EPH/TPH >C36-40 | Deprecated as duplicate of P-Code P1792. |
| P1822 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-36 | |
| P1823 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-44 | |
| P1824 | 17-10-2025 | 4.0 | Deprecated | Aliphatics | Deprecated as too generic. |
| P1825 | 17-10-2025 | 4.0 | Deprecated | Aromatics | Deprecated as too generic. |
| P1826 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Quantification Stage 3 | |
| P1827 | 01-12-2022 | 4.0,4.1 | Approved | Water Absorption Test | |
| P1828 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Matrix (microscope) | |
| P1829 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Matrix (visual) | |
| P1831 | 01-12-2022 | 4.0,4.1 | Approved | Dry Matter | |
| P1832 | 01-12-2022 | 4.0,4.1 | Approved | Mass of Sample | |
| P1834 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C5-36 | |
| P1835 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C4-12 | |
| P1836 | 17-10-2025 | 4.0,4.1 | Approved | EPH/TPH >C6-40 | Description changed from "TPH/EPH >C6-40" to match prior consistency. |
| P1839 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Organic Carbon (DOC) | Description changed from "Dissolved Organic Carbon". |
| P1842 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C10-12 | |
| P1846 | 01-12-2022 | 4.0,4.1 | Approved | 3/4 Methylphenol | |
| P1847 | 01-12-2022 | 4.0,4.1 | Approved | 3/4-Ethyltoluene | |
| P1849 | 01-12-2022 | 4.0 | Declined | Sulphate (Total Potential) | Declined as BRE Tests should be reported in GCHM Group using appropriate GCHM_CODE. |
| P1853 | 01-12-2022 | 4.0,4.1 | Approved | PAH 17 Total | |
| P1854 | 01-12-2022 | 4.0,4.1 | Approved | PAH Surrogate % Recovery | |
| P1857 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil Surrogate % recovery | |
| P1860 | 01-12-2022 | 4.0,4.1 | Approved | Total Anions | |
| P1861 | 01-12-2022 | 4.0,4.1 | Approved | Benzo(ghi)perylene + Indeno(123cd)pyrene | |
| P1863 | 01-12-2022 | 4.0,4.1 | Approved | Total Cations | |
| P1866 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C8-40 | |
| P1867 | 01-12-2022 | 4.0,4.1 | Approved | Inorganic Mercury | |
| P1868 | 01-12-2022 | 4.0,4.1 | Approved | Elemental Mercury | |
| P1870 | 17-10-2025 | 4.0,4.1 | Approved | Leachant Volume | Generic - subsequent codes specify volume for 10:1, 2:1 Leachate. |
| P1871 | 01-12-2022 | 4.0,4.1 | Approved | Mass of Dry Sample | |
| P1872 | 01-12-2022 | 4.0,4.1 | Approved | Total Nitrogen | |
| P1873 | 01-12-2022 | 4.0,4.1 | Approved | Ortho Phosphate as PO4 | |
| P1874 | 01-12-2022 | 4.0 | Deprecated | PAH 16 Total | Deprecated as P-Code P1706 is applicable. |
| P1875 | 17-10-2025 | 4.0,4.1 | Approved | PAH 4 Total (UK Drinking Water Standards) | Description expanded from "Sum of 4DW PAHs". |
| P1876 | 17-10-2025 | 4.0,4.1 | Approved | PCB Total of 12 WHO | |
| P1877 | 17-10-2025 | 4.0,4.1 | Approved | Total Speciated Phenols | |
| P1879 | 01-12-2022 | 4.0,4.1 | Approved | Xylenols | |
| P1880 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Containing Material | |
| P1881 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Containing Material (2) | |
| P1882 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Containing Material (3) | |
| P1883 | 17-10-2025 | 4.0,4.1 | Approved | Comments (Bulk Analysis) | |
| P1884 | 17-10-2025 | 4.0,4.1 | Approved | General Description (Bulk Analysis) | |
| P1885 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Gravimetric Quantification | |
| P1886 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos PCOM Quantification | |
| P1887 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Gravimetric & PCOM Total | Precedes declined P-Code P2212. |
| P1888 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Level | |
| P1889 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Type | |
| P1890 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Type (2) | |
| P1891 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Type (3) | |
| P1892 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Boards - AIB (% Asbestos by mass) | |
| P1893 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Boards - Millboard (% Asbestos by mass) | |
| P1894 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Cement (% Asbestos by mass) | |
| P1895 | 17-10-2025 | 4.0,4.1 | Approved | Bitumen Products - Mastics & adhesives (% Asbestos by mass) | |
| P1896 | 17-10-2025 | 4.0,4.1 | Approved | Bitumen Products - Roofing felts, DPC (% Asbestos by mass) | |
| P1897 | 17-10-2025 | 4.0,4.1 | Approved | Braided Ropes textiles (% Asbestos by mass) | |
| P1898 | 17-10-2025 | 4.0,4.1 | Approved | Friction products (% Asbestos by mass) | |
| P1899 | 17-10-2025 | 4.0,4.1 | Approved | Loose Insulation (% Asbestos by mass) | |
| P1900 | 17-10-2025 | 4.0,4.1 | Approved | Paper (% Asbestos by mass) | |
| P1901 | 17-10-2025 | 4.0,4.1 | Approved | Reinforced plastic (% Asbestos by mass) | |
| P1902 | 17-10-2025 | 4.0,4.1 | Approved | Reinforced PVC (% Asbestos by mass) | |
| P1903 | 17-10-2025 | 4.0,4.1 | Approved | Sprayed coatings (% Asbestos by mass) | |
| P1904 | 17-10-2025 | 4.0,4.1 | Approved | Textured Coatings (% Asbestos by mass) | |
| P1905 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - 85% Magnesia (% Asbestos by mass) | |
| P1906 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - All other types (% Asbestos by mass) | |
| P1907 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - Calcium silicate slabs (% Asbestos by mass) | |
| P1908 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - Caposite sectional insulation (% Asbestos by mass) | |
| P1909 | 17-10-2025 | 4.0,4.1 | Approved | Thermoplastic (% Asbestos by mass) | |
| P1910 | 17-10-2025 | 4.0,4.1 | Approved | Vinyl Tiles (% Asbestos by mass) | |
| P1911 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Boards - AIB (mass) | |
| P1912 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Boards - Millboard (mass) | |
| P1913 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Cement (mass) | |
| P1914 | 17-10-2025 | 4.0,4.1 | Approved | Bitumen Products - Mastics & adhesives (mass) | |
| P1915 | 17-10-2025 | 4.0,4.1 | Approved | Bitumen Products - Roofing felts, DPC (mass) | |
| P1916 | 17-10-2025 | 4.0,4.1 | Approved | Braided Ropes textiles (mass) | |
| P1917 | 17-10-2025 | 4.0,4.1 | Approved | Friction products (mass) | |
| P1918 | 17-10-2025 | 4.0,4.1 | Approved | Loose Insulation (mass) | |
| P1919 | 17-10-2025 | 4.0,4.1 | Approved | Paper (mass) | |
| P1920 | 17-10-2025 | 4.0,4.1 | Approved | Reinforced plastic (mass) | |
| P1921 | 17-10-2025 | 4.0,4.1 | Approved | Reinforced PVC (mass) | |
| P1922 | 17-10-2025 | 4.0,4.1 | Approved | Sprayed coatings (mass) | |
| P1923 | 17-10-2025 | 4.0,4.1 | Approved | Textured Coatings (mass) | |
| P1924 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - 85% Magnesia (mass) | |
| P1925 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - All other types (mass) | |
| P1926 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - Calcium silicate slabs (mass) | |
| P1927 | 17-10-2025 | 4.0,4.1 | Approved | Thermal Insulation - Caposite sectional insulation (mass) | |
| P1928 | 17-10-2025 | 4.0,4.1 | Approved | Thermoplastic (mass) | |
| P1929 | 17-10-2025 | 4.0,4.1 | Approved | Vinyl Tiles (mass) | |
| P1935 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Quantification (Total %) | |
| P1936 | 17-10-2025 | 4.0,4.1 | Approved | Asbestos Analysts Comments | |
| P1937 | 01-12-2022 | 4.0 | Deprecated | Chromium (III) Oxide | Deprecated as CAS-Code 1308-38-9 is applicable. |
| P1938 | 01-12-2022 | 4.0 | Declined | Aliphatics >C16-C35 | Declined as a duplicate of P-Code P1725. |
| P1941 | 17-10-2025 | 4.0,4.1 | Approved | Aromatics >C5-44 | Description changed from "Aromatics >C5-C44" to match prior consistency. |
| P1942 | 17-10-2025 | 4.0 | Deprecated | Natural Moisture Content 105C | |
| P1944 | 01-12-2022 | 4.0 | Deprecated | TPH >C10-40 | Deprecated as duplicate of P-Code P1404. |
| P1945 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-40 | |
| P1946 | 01-12-2022 | 4.0,4.1 | Approved | Methylpyrene (non-specific isomer) | |
| P1947 | 17-10-2025 | 4.0,4.1 | Approved | Aromatics >C5-35 | Precedes declined P-Code P2097. |
| P1948 | 01-12-2022 | 4.0,4.1 | Approved | Interpretation | Generic. |
| P1949 | 01-12-2022 | 4.0 | Deprecated | Aromatics >C16-35 | Deprecated as duplicate of P-Code P1726. |
| P1950 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Anthracene (non-specific isomer) | |
| P1951 | 17-10-2025 | 4.0,4.1 | Approved | Methylnaphthalene (non-specific isomer) | Description changed from "Methyl Naphthalene (non-specific isomer)". Precedes declined P-Code P1951. |
| P1952 | 01-12-2022 | 4.0,4.1 | Approved | Cyclopenta Phenanthrene (non-specific isomer) | |
| P1953 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Phenanthrene (non-specific isomer) | |
| P1959 | 01-12-2022 | 4.0,4.1 | Approved | Methylbenzofuran (non-specific isomer) | |
| P1960 | 01-12-2022 | 4.0,4.1 | Approved | Methylindene (non-specific isomer) | |
| P1961 | 01-12-2022 | 4.0,4.1 | Approved | Butynylbenzene (non-specific isomer) | |
| P1962 | 01-12-2022 | 4.0,4.1 | Approved | Methyldibenzofuran (non-specific isomer) | |
| P1963 | 01-12-2022 | 4.0,4.1 | Approved | Methylphenanthrene (non-specific isomer) | |
| P1964 | 01-12-2022 | 4.0 | Declined | Methylnaphthalene (non-specific isomer) | Declined as duplicate of P-Code P1951. |
| P1965 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylnaphthalene (non-specific isomer) | |
| P1966 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylnaphthalene (non-specific isomer2) | |
| P1967 | 17-10-2025 | 4.0 | Approved | Biphenyl (TIC) | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P2000 | 01-12-2022 | 4.0,4.1 | Approved | Total Coliforms in dry sample | |
| P2001 | 01-12-2022 | 4.0,4.1 | Approved | Total Coliforms in wet sample | |
| P2002 | 01-12-2022 | 4.0,4.1 | Approved | Total Coliforms in wet weight taken | |
| P2003 | 01-12-2022 | 4.0,4.1 | Approved | Total Coliforms wet weight of sample | |
| P2005 | 17-10-2025 | 4.0,4.1 | Approved | Total Viable Count at 22C (3 day) | Description changed from "TVC at 22C". |
| P2006 | 17-10-2025 | 4.0,4.1 | Approved | Total Viable Count at 37C (1 day) | Description changed from "TVC at 37 C degree". |
| 10028-17-8 | 01-12-2022 | 4.0,4.1 | Approved | Tritium | |
| 101007-06-1 | 01-12-2022 | 4.0,4.1 | Approved | Acrinathrin | |
| 101200-48-0 | 01-12-2022 | 4.0,4.1 | Approved | Tribenuron methyl | |
| 1014-69-3 | 01-12-2022 | 4.0,4.1 | Approved | Desmetryn | |
| 101463-69-8 | 01-12-2022 | 4.0,4.1 | Approved | Flufenoxuron | |
| 102851-06-0 | 01-12-2022 | 4.0 | Declined | Tau-Fluvalinate | Declined as a duplicate of CAS-Code 102851-06-9. Note this was an invalid CAS-Code. |
| 102851-06-9 | 01-12-2022 | 4.0,4.1 | Approved | Tau-fluvalinate | Precedes declined CAS-Code 102851-06-0. |
| 103055-07-8 | 01-12-2022 | 4.0,4.1 | Approved | Lufenuron | |
| 10311-84-9 | 01-12-2022 | 4.0,4.1 | Approved | Dialifos | |
| 103361-09-7 | 01-12-2022 | 4.0,4.1 | Approved | Flumioxazin | |
| 104-35-8 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nonylphenol monoethoxylate | |
| 104-40-5 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nonylphenol | |
| 104030-54-8 | 01-12-2022 | 4.0,4.1 | Approved | Carpropamid | |
| 10439-39-1 | 17-10-2025 | 4.0,4.1 | Approved | Anthraquinone -d8 | Description changed from incorrect "anthraquinone" (already under 84-65-1) to "Anthraquinone -d8". |
| 10453-86-8 | 01-12-2022 | 4.0,4.1 | Approved | Resmethrin | Supersedes declined P-Code P1991. |
| 105024-66-6 | 01-12-2022 | 4.0,4.1 | Approved | Silafluofen | |
| 10544-50-0 | 01-12-2022 | 4.0,4.1 | Approved | Cyclooctasulfur | |
| 10548-10-1 | 01-12-2022 | 4.0 | Declined | Terbufos sulfoxide | Declined as invalid CAS-Code. Correct CAS-Code is 10548-10-4. |
| 105512-06-9 | 01-12-2022 | 4.0,4.1 | Approved | Clodinafop Propargy | |
| 10552-74-6 | 01-12-2022 | 4.0,4.1 | Approved | Nitrothal isopropyl | |
| 10599-90-3 | 01-12-2022 | 4.0,4.1 | Approved | Chloramine | |
| 106700-29-2 | 01-12-2022 | 4.0,4.1 | Approved | Pethoxamid | |
| 107-05-1 | 01-12-2022 | 4.0,4.1 | Approved | 3-Chloro-1-propene | |
| 107-12-0 | 01-12-2022 | 4.0,4.1 | Approved | Propionitrile | |
| 1074-17-5 | 17-10-2025 | 4.0,4.1 | Approved | 1-Methyl-2-propyl-Benzene | Description changed from "1-methyl-2-propyl-Benzene". |
| 1074-55-1 | 01-12-2022 | 4.0,4.1 | Approved | Benzene, 1-methyl-4-propyl | |
| 107534-96-3 | 01-12-2022 | 4.0,4.1 | Approved | Tebuconazole | |
| 108-39-4 | 17-10-2025 | 4.0,4.1 | Approved | 3-Methylphenol | Description changed from "3-methylphenol". |
| 110-62-3 | 01-12-2022 | 4.0,4.1 | Approved | Pentanal | |
| 110-63-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Butanediol | |
| 110235-47-7 | 01-12-2022 | 4.0,4.1 | Approved | Mepanipyrim | |
| 110488-70-5 | 01-12-2022 | 4.0,4.1 | Approved | Dimethomorph | |
| 111-29-5 | 01-12-2022 | 4.0,4.1 | Approved | 1,5-Pentanediol | |
| 111-70-6 | 01-12-2022 | 4.0,4.1 | Approved | n-Heptyl Alcohol | |
| 1113-02-6 | 01-12-2022 | 4.0,4.1 | Approved | Omethoate | |
| 11141-17-6 | 01-12-2022 | 4.0,4.1 | Approved | Azadirachtin | |
| 111479-05-1 | 01-12-2022 | 4.0,4.1 | Approved | Propaquizafop | |
| 111988-49-9 | 01-12-2022 | 4.0,4.1 | Approved | Thiacloprid | |
| 112143-82-5 | 01-12-2022 | 4.0,4.1 | Approved | Triazamate | |
| 112281-77-3 | 01-12-2022 | 4.0,4.1 | Approved | Tetraconazole | |
| 112410-23-8 | 01-12-2022 | 4.0,4.1 | Approved | Tebufenozide | |
| 1129-41-5 | 01-12-2022 | 4.0,4.1 | Approved | Metolcarb | |
| 114-26-1 | 01-12-2022 | 4.0,4.1 | Approved | Propoxur | |
| 114369-43-6 | 01-12-2022 | 4.0,4.1 | Approved | Fenbuconazole | |
| 115-93-5 | 01-12-2022 | 4.0,4.1 | Approved | Cythioate | |
| 116-06-3 | 01-12-2022 | 4.0,4.1 | Approved | Aldicarb | |
| 116-29-0 | 01-12-2022 | 4.0,4.1 | Approved | Tetradifon | |
| 116196-83-9 | 17-10-2025 | 4.0,4.1 | Approved | 4,4-Bis(tetrahydrothiopyranyl) | Description changed from "4,4-bis(tetrahydrothiopyranyl)". |
| 116714-46-6 | 01-12-2022 | 4.0,4.1 | Approved | Novaluron | |
| 117428-22-5 | 01-12-2022 | 4.0,4.1 | Approved | Picoxystrobin | |
| 118134-30-8 | 01-12-2022 | 4.0,4.1 | Approved | Spiroxamine | |
| 119-12-0 | 01-12-2022 | 4.0,4.1 | Approved | Pyridaphenthion | |
| 1191-48-6 | 01-12-2022 | 4.0 | Declined | Dibutyltin | Declined as CAS-Code 1002-53-5 comes up as the appropriate CAS-Code for dibutyltin. |
| 119168-77-3 | 01-12-2022 | 4.0,4.1 | Approved | Tebufenpyrad | |
| 119446-68-3 | 01-12-2022 | 4.0,4.1 | Approved | Difenoconazole | |
| 119791-41-2 | 01-12-2022 | 4.0,4.1 | Approved | Emamectin | |
| 12001-28-4 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Crocidolite | |
| 12001-29-5 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Chrysotile | |
| 120068-36-2 | 01-12-2022 | 4.0,4.1 | Approved | Fipronil sulphone | |
| 120068-37-3 | 01-12-2022 | 4.0,4.1 | Approved | Fipronil | |
| 120116-88-3 | 01-12-2022 | 4.0,4.1 | Approved | Cyazofamid | |
| 120928-09-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenazaquin | |
| 120983-64-4 | 01-12-2022 | 4.0,4.1 | Approved | Prothioconazole desthio | |
| 121-21-1 | 01-12-2022 | 4.0,4.1 | Approved | Pyrethrin I | |
| 1214-39-7 | 01-12-2022 | 4.0,4.1 | Approved | 6-Benzylaminopurine | |
| 121552-61-2 | 01-12-2022 | 4.0,4.1 | Approved | Cyprodinil | |
| 12172-67-7 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Actinolite | |
| 12172-73-5 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Amosite | |
| 122-59-8 | 01-12-2022 | 4.0,4.1 | Approved | Phenoxyacetic acid (PAA) | |
| 122453-73-0 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfenapyr | |
| 122836-35-5 | 01-12-2022 | 4.0,4.1 | Approved | Sulfentrazone | |
| 123-91-1 | 01-12-2022 | 4.0,4.1 | Approved | 1,4-Dioxane | |
| 123312-89-0 | 01-12-2022 | 4.0,4.1 | Approved | Pymetrozine | |
| 124495-18-7 | 01-12-2022 | 4.0,4.1 | Approved | Quinoxyfen | |
| 125116-23-6 | 01-12-2022 | 4.0,4.1 | Approved | Metconazole | |
| 126535-15-7 | 01-12-2022 | 4.0,4.1 | Approved | Triflusulfuron-methyl | |
| 126833-17-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenhexamid | |
| 127-90-2 | 01-12-2022 | 4.0,4.1 | Approved | S421 | |
| 128639-02-1 | 01-12-2022 | 4.0,4.1 | Approved | Carfentrazone Ethyl | |
| 129630-19-9 | 01-12-2022 | 4.0,4.1 | Approved | Pyraflufen ethyl | |
| 131341-86-1 | 01-12-2022 | 4.0,4.1 | Approved | Fludioxonil | |
| 131807-57-3 | 01-12-2022 | 4.0,4.1 | Approved | Famoxadone | |
| 131860-33-8 | 01-12-2022 | 4.0,4.1 | Approved | Azoxystrobin | |
| 131929-60-7 | 01-12-2022 | 4.0,4.1 | Approved | Spinosad | |
| 131983-72-7 | 01-12-2022 | 4.0,4.1 | Approved | Triticonazole | |
| 13360-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorbromuron | |
| 133855-98-8 | 01-12-2022 | 4.0,4.1 | Approved | Epoxiconazole | |
| 134-62-3 | 01-12-2022 | 4.0,4.1 | Approved | DEET | |
| 134098-61-6 | 01-12-2022 | 4.0,4.1 | Approved | Fenpyroximate | |
| 13457-18-6 | 01-12-2022 | 4.0,4.1 | Approved | Pyrazophos | |
| 135158-54-2 | 17-10-2025 | 4.0,4.1 | Approved | Acibenzolar-S-methyl | Description changed from "acibenzolar-S-methyl". |
| 135410-20-7 | 01-12-2022 | 4.0,4.1 | Approved | Acetamiprid | |
| 13593-03-8 | 01-12-2022 | 4.0,4.1 | Approved | Quinalphos | |
| 136426-54-5 | 01-12-2022 | 4.0,4.1 | Approved | Fluquinconazole | |
| 13684-56-5 | 01-12-2022 | 4.0,4.1 | Approved | Desmedipham | |
| 13684-63-4 | 01-12-2022 | 4.0,4.1 | Approved | Phenmedipham | |
| 13794-14-4 | 17-10-2025 | 4.0,4.1 | Approved | 2-Phenoxybutyric acid | Description changed from "2-phenoxybutyric acid". |
| 138261-41-3 | 01-12-2022 | 4.0,4.1 | Approved | Imidacloprid | |
| 13966-02-4 | 01-12-2022 | 4.0,4.1 | Approved | Beryllium-7 | |
| 13967-70-9 | 01-12-2022 | 4.0,4.1 | Approved | Caesium-134 | |
| 139968-49-3 | 01-12-2022 | 4.0,4.1 | Approved | Metaflumizone | |
| 140-66-9 | 17-10-2025 | 4.0,4.1 | Approved | 4-Tert-Octylphenol | Description changed from "4-tert-Octylphenol". |
| 140923-17-7 | 01-12-2022 | 4.0,4.1 | Approved | Iprovalicarb | |
| 141-66-2 | 01-12-2022 | 4.0,4.1 | Approved | Dicrotophos | |
| 141517-21-7 | 01-12-2022 | 4.0,4.1 | Approved | Trifloxystrobin | |
| 142-62-1 | 01-12-2022 | 4.0,4.1 | Approved | Caproic Acid | |
| 1420-07-1 | 01-12-2022 | 4.0,4.1 | Approved | Dinoterb | |
| 142459-58-3 | 01-12-2022 | 4.0,4.1 | Approved | Flufenacet | |
| 14331-83-0 | 01-12-2022 | 4.0,4.1 | Approved | Actinium-228 | |
| 143390-89-0 | 01-12-2022 | 4.0,4.1 | Approved | Kresoxim Methyl | |
| 14485-07-5 | 01-12-2022 | 4.0,4.1 | Approved | Carboxyl Radical | Description changed from incorrect "Formate" to correct "Carboxyl radical". Formate is CAS 71-47-6. |
| 145099-21-4 | 01-12-2022 | 4.0,4.1 | Approved | Trifloxysulfuron | |
| 14567-73-8 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Tremolite | |
| 14596-10-2 | 01-12-2022 | 4.0,4.1 | Approved | Americium-241 | |
| 1469-48-3 | 01-12-2022 | 4.0,4.1 | Approved | cis-1,2,3,6-Tetrahydrophthalimide | |
| 148-79-8 | 01-12-2022 | 4.0,4.1 | Approved | Thiabendazole | |
| 14816-18-3 | 01-12-2022 | 4.0,4.1 | Approved | Phoxim | |
| 148477-71-8 | 01-12-2022 | 4.0,4.1 | Approved | Spirodiclofen | |
| 14913-49-6 | 01-12-2022 | 4.0,4.1 | Approved | Bismuth-212 | |
| 14913-50-9 | 01-12-2022 | 4.0,4.1 | Approved | Thallium-208 | |
| 149508-90-7 | 01-12-2022 | 4.0,4.1 | Approved | Simeconazole | |
| 14952-40-0 | 01-12-2022 | 4.0,4.1 | Approved | Actinium-227 | |
| 149877-41-8 | 01-12-2022 | 4.0,4.1 | Approved | Bifenazate | |
| 149961-52-4 | 01-12-2022 | 4.0,4.1 | Approved | Dimoxystrobin | |
| 150114-71-9 | 01-12-2022 | 4.0,4.1 | Approved | Aminopyralide | |
| 15065-10-8 | 01-12-2022 | 4.0,4.1 | Approved | Thorium-234 | |
| 150824-47-8 | 01-12-2022 | 4.0,4.1 | Approved | Nitenpyram | |
| 15092-94-1 | 01-12-2022 | 4.0,4.1 | Approved | Lead-212 | Supersedes declined CAS-Code 18879-28-2. |
| 15100-28-4 | 17-10-2025 | 4.0,4.1 | Approved | Protactinium-234 | Description changed from "Protactinium-234m" to match prior consistency. |
| 15307-86-5 | 01-12-2022 | 4.0,4.1 | Approved | Diclofenac | |
| 153233-91-1 | 01-12-2022 | 4.0,4.1 | Approved | Etoxazole | |
| 153719-23-4 | 01-12-2022 | 4.0,4.1 | Approved | Thiamethoxam | |
| 1560-92-5 | 17-10-2025 | 4.0,4.1 | Approved | 2-Methylhexadecane | Description changed from "hexadecane, 2-methyl-". |
| 156052-68-5 | 01-12-2022 | 4.0,4.1 | Approved | Zoxamide | |
| 15623-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Radium-223 | |
| 15623-47-9 | 01-12-2022 | 4.0,4.1 | Approved | Thorium-227 | |
| 15687-27-1 | 01-12-2022 | 4.0,4.1 | Approved | Ibuprofen | |
| 158062-67-0 | 01-12-2022 | 4.0,4.1 | Approved | Flonicamid | |
| 1593-77-7 | 01-12-2022 | 4.0,4.1 | Approved | Dodemorph | |
| 15950-66-0 | 17-10-2025 | 4.0,4.1 | Approved | 2,3,4-Trichlorophenol | Description changed from "2,3,4-trichlorophenol". |
| 161050-58-4 | 01-12-2022 | 4.0,4.1 | Approved | Methoxyfenozide | |
| 161326-34-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenamidone | |
| 1634-78-2 | 01-12-2022 | 4.0,4.1 | Approved | Malaoxon | |
| 1646-87-3 | 01-12-2022 | 4.0,4.1 | Approved | Aldicarb sulfoxide | |
| 16484-77-8 | 01-12-2022 | 4.0,4.1 | Approved | Mecoprop-P | |
| 165252-70-0 | 01-12-2022 | 4.0,4.1 | Approved | Dinotefuran | |
| 16655-82-6 | 01-12-2022 | 4.0,4.1 | Approved | 3-Hydroxycarbofuran | |
| 16752-77-5 | 01-12-2022 | 4.0,4.1 | Approved | Methomyl | |
| 1698-60-8 | 01-12-2022 | 4.0,4.1 | Approved | Chloridazon | |
| 17040-19-6 | 01-12-2022 | 4.0,4.1 | Approved | Demeton-s-methyl sulphone | |
| 17068-78-9 | 01-12-2022 | 4.0,4.1 | Approved | Asbestos: Anthophyllite | |
| 17109-49-8 | 01-12-2022 | 4.0,4.1 | Approved | Edifenphos | |
| 1719-03-5 | 01-12-2022 | 4.0,4.1 | Approved | Chrysene-d12 | |
| 173584-44-6 | 01-12-2022 | 4.0,4.1 | Approved | Indoxacarb | Declined CAS-Code 144171-61-9. |
| 1746-01-6 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,7,8-Tetrachlorodibenzo-p-dioxin | Precedes declined P-Code P2307. |
| 175013-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Pyraclostrobin | |
| 1763-23-1 | 01-12-2022 | 4.0,4.1 | Approved | PFOS Linear Perfluoro-1-octanesulfonate | |
| 180409-60-3 | 01-12-2022 | 4.0,4.1 | Approved | Cyflufenamid | |
| 1806-26-4 | 01-12-2022 | 4.0,4.1 | Approved | 4-Octylphenol | |
| 181274-15-7 | 01-12-2022 | 4.0,4.1 | Approved | Propoxycarbazone-sodium | |
| 181587-01-9 | 01-12-2022 | 4.0,4.1 | Approved | Ethiprole | |
| 18181-80-1 | 01-12-2022 | 4.0,4.1 | Approved | Bromopropylate | |
| 1861-32-1 | 01-12-2022 | 4.0,4.1 | Approved | Chlorthal Dimethyl | |
| 1861-40-1 | 01-12-2022 | 4.0,4.1 | Approved | Benfluralin | |
| 187166-40-1 | 01-12-2022 | 4.0,4.1 | Approved | Spinetoram | |
| 188425-85-6 | 01-12-2022 | 4.0,4.1 | Approved | Boscalid | |
| 18879-28-2 | 01-12-2022 | 4.0 | Declined | Lead-212 | Declined as CAS-Code 15092-94-1 is applicable. |
| 189084-64-8 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ100 | |
| 189278-12-4 | 01-12-2022 | 4.0,4.1 | Approved | Proquinazid | |
| 1918-00-9 | 01-12-2022 | 4.0,4.1 | Approved | Dicamba | |
| 19406-51-0 | 01-12-2022 | 4.0,4.1 | Approved | 4-Amino-2,6-dinitrotoluene | |
| 19666-30-9 | 01-12-2022 | 4.0,4.1 | Approved | Oxadiazon | |
| 1967-16-4 | 01-12-2022 | 4.0,4.1 | Approved | Chlorbufam | |
| 19937-59-8 | 01-12-2022 | 4.0,4.1 | Approved | Metoxuron | |
| 2032-59-9 | 01-12-2022 | 4.0,4.1 | Approved | Aminocarb | |
| 203313-25-1 | 01-12-2022 | 4.0,4.1 | Approved | Spirotetramat | |
| 20427-84-3 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nonylphenol diethoxylate | |
| 205510-53-8 | 01-12-2022 | 4.0 | Declined | Clothianidin | Declined as this CAS-Code has been marked in common databases as 'deleted'. The appropriate CAS-Code is 210880-92-5 instead. |
| 2058-94-8 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoroundecanoic acid | Precedes declined CAS-Code 2508-94-8. |
| 207122-15-4 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ154 | |
| 207122-16-5 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ183 | |
| 2086-15-7 | 01-12-2022 | 4.0 | Declined | PFDS Perfluorondecanesulfonate | Declined as invalid CAS-Code. Correct CAS-Code is 335-73-3. |
| 2104-96-3 | 01-12-2022 | 4.0,4.1 | Approved | Bromophos | |
| 211867-47-9 | 01-12-2022 | 4.0,4.1 | Approved | Flumorph | |
| 2163-69-1 | 01-12-2022 | 4.0,4.1 | Approved | Cycluron | |
| 2164-08-1 | 01-12-2022 | 4.0,4.1 | Approved | Lenacil | |
| 2164-17-2 | 01-12-2022 | 4.0,4.1 | Approved | Fluometuron | |
| 2179-25-1 | 01-12-2022 | 4.0,4.1 | Approved | Methiocarb Sulfone | |
| 220899-03-6 | 01-12-2022 | 4.0,4.1 | Approved | Metrafenone | |
| 22224-92-6 | 01-12-2022 | 4.0,4.1 | Approved | Fenamiphos | |
| 22248-79-9 | 01-12-2022 | 4.0,4.1 | Approved | Tetrachlorvinphos | Supersedes invalid CAS-Code code 91-11-5. |
| 22259-30-9 | 01-12-2022 | 4.0,4.1 | Approved | Formetanate | |
| 2227-13-6 | 01-12-2022 | 4.0,4.1 | Approved | Tetrasul | |
| 227-86-1 | 01-12-2022 | 4.0,4.1 | Approved | Anthra1,2-bthiophene | |
| 2274-67-1 | 01-12-2022 | 4.0,4.1 | Approved | Dimethylvinphos | |
| 2275-23-2 | 01-12-2022 | 4.0,4.1 | Approved | Vamidothion | |
| 22781-23-3 | 01-12-2022 | 4.0,4.1 | Approved | Bendiocarb | |
| 2307-68-8 | 01-12-2022 | 4.0,4.1 | Approved | Pentanochlor | |
| 23184-66-9 | 01-12-2022 | 4.0,4.1 | Approved | Butachlor | |
| 23564-05-8 | 01-12-2022 | 4.0,4.1 | Approved | Thiophanate Methyl | |
| 238-84-6 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Benzofluorene | |
| 2381-21-7 | 01-12-2022 | 4.0,4.1 | Approved | Pyrene, 1-methyl- | |
| 239110-15-7 | 01-12-2022 | 4.0,4.1 | Approved | Fluopicolide | |
| 23947-60-6 | 01-12-2022 | 4.0,4.1 | Approved | Ethirimol | |
| 243-17-4 | 01-12-2022 | 4.0,4.1 | Approved | 2,3-Benzofluorene | |
| 243-42-5 | 01-12-2022 | 4.0,4.1 | Approved | Benzobnaphtho2,3-dfuran | |
| 24353-61-5 | 01-12-2022 | 4.0,4.1 | Approved | Isocarbophos | |
| 2439-01-2 | 01-12-2022 | 4.0,4.1 | Approved | Chinomethionat | |
| 2439-10-3 | 01-12-2022 | 4.0,4.1 | Approved | Dodine | |
| 2440-22-4 | 17-10-2025 | 4.0,4.1 | Approved | 2-(2H-Benzotriazol-2-yl)-p-cresol | Description changed from "2-(2H-Benzotriazol-2-yl)-p-cresol". |
| 24579-73-5 | 01-12-2022 | 4.0,4.1 | Approved | Propamocarb | |
| 248593-16-0 | 01-12-2022 | 4.0,4.1 | Approved | Orysastrobin | |
| 2497-06-5 | 01-12-2022 | 4.0,4.1 | Approved | Disulfoton Sulphone | |
| 2498-77-3 | 01-12-2022 | 4.0,4.1 | Approved | 1-Methylbenzaanthracene | |
| 2508-94-8 | 01-12-2022 | 4.0 | Declined | PFUnA Perfluoroundecanoic acid | Declined as invalid CAS-Code. Correct CAS-Code is 2058-94-8. |
| 25117-26-4 | 17-10-2025 | 4.0,4.1 | Approved | 4-Methylhexadecane | Description changed from "4-methylhexadecane". |
| 25154-52-3 | 01-12-2022 | 4.0,4.1 | Approved | Nonylphenol | |
| 25311-71-1 | 01-12-2022 | 4.0,4.1 | Approved | Isofenphos | |
| 25319-90-8 | 01-12-2022 | 4.0,4.1 | Approved | MCPA-thioethyl | |
| 25366-23-8 | 01-12-2022 | 4.0,4.1 | Approved | Thiazafluron | |
| 2540-82-1 | 01-12-2022 | 4.0,4.1 | Approved | Formothion | |
| 25637-99-4 | 01-12-2022 | 4.0,4.1 | Approved | Hexabromocyclododecane | |
| 2588-03-6 | 01-12-2022 | 4.0,4.1 | Approved | Phorate Sulfoxide | |
| 2588-04-7 | 01-12-2022 | 4.0,4.1 | Approved | Phorate sulfone | |
| 2595-54-2 | 01-12-2022 | 4.0,4.1 | Approved | Mecarbam | |
| 2597-03-7 | 01-12-2022 | 4.0,4.1 | Approved | Phenthoate | |
| 26002-80-2 | 01-12-2022 | 4.0,4.1 | Approved | Phenothrin | Note the CAS-Code 26056-85-5 for "Phenothrin" that was also proposed actually refers to "D-Phenothrin". |
| 26046-85-5 | 01-12-2022 | 4.0,4.1 | Approved | D-Phenothrin | Description changed from generic "Phenothrin" to correct "D-Phenothrin" for the CAS-Code. Phenothrin is under CAS-Code 26002-80-2. |
| 26259-45-0 | 01-12-2022 | 4.0,4.1 | Approved | Secbumeton | |
| 2631-37-0 | 01-12-2022 | 4.0,4.1 | Approved | Promecarb | |
| 2631-40-5 | 01-12-2022 | 4.0,4.1 | Approved | Isoprocarb | |
| 2635-10-1 | 01-12-2022 | 4.0,4.1 | Approved | Methiocarb Sulfoxide | |
| 26530-20-1 | 01-12-2022 | 4.0,4.1 | Approved | Octylisothiazolon | |
| 26644-46-2 | 01-12-2022 | 4.0,4.1 | Approved | Triforine | |
| 2706-90-3 | 01-12-2022 | 4.0,4.1 | Approved | PFPA Perfluoronpentanoic acid | |
| 27193-28-8 | 01-12-2022 | 4.0,4.1 | Approved | Octylphenol | |
| 27619-97-2 | 01-12-2022 | 4.0,4.1 | Approved | 1H,1H,2H,2H-Perfluorooctanesulfonic acid | |
| 2789-88-0 | 01-12-2022 | 4.0,4.1 | Approved | Di-p-Tolylacetylene | |
| 28249-77-6 | 01-12-2022 | 4.0,4.1 | Approved | Thiobencarb | |
| 283594-90-1 | 01-12-2022 | 4.0,4.1 | Approved | Spiromesifen | |
| 297-99-4 | 01-12-2022 | 4.0,4.1 | Approved | Phosphamidon II | |
| 298-03-3 | 01-12-2022 | 4.0,4.1 | Approved | Demeton-O | |
| 29973-13-5 | 01-12-2022 | 4.0,4.1 | Approved | Ethiofencarb | |
| 30043-49-3 | 01-12-2022 | 4.0,4.1 | Approved | Ethidimuron | |
| 304-55-2 | 17-10-2025 | 4.0,4.1 | Approved | Meso-2,3-Dimercaptosuccinic acid (DMSA) | Note desciption expanded from just DMSA. |
| 3060-89-7 | 01-12-2022 | 4.0,4.1 | Approved | Metobromuron | |
| 30614-22-3 | 01-12-2022 | 4.0,4.1 | Approved | Pirimicarb Desmethyl | |
| 30667-99-3 | 01-12-2022 | 4.0,4.1 | Approved | o,p-Methoxychlor | |
| 307-24-4 | 01-12-2022 | 4.0,4.1 | Approved | PFHxA Perfluoronhexanoic acid | |
| 307-55-1 | 01-12-2022 | 4.0,4.1 | Approved | PFDoA Perfluorondodecanoic acid | |
| 311-45-5 | 01-12-2022 | 4.0,4.1 | Approved | Paraoxon | |
| 31295-56-4 | 01-12-2022 | 4.0,4.1 | Approved | 2,6,11-Trimethyldodecane | |
| 31895-21-3 | 01-12-2022 | 4.0,4.1 | Approved | Thiocyclam | |
| 31972-43-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenamiphos sulfoxide | |
| 31972-44-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenamiphos sulfone | |
| 3268-87-9 | 01-12-2022 | 4.0,4.1 | Approved | Octachlorodibenzo-p-dioxin | Precedes declined P-Code P2309. |
| 32809-16-8 | 01-12-2022 | 4.0,4.1 | Approved | Procymidone | |
| 3307-39-9 | 17-10-2025 | 4.0,4.1 | Approved | 2-(4-Chlorophenoxy)propionic acid, 4-CPP | Description changed from "2-(4-Chlorophenoxy)propionic acid, 4-CPP". |
| 33089-61-1 | 01-12-2022 | 4.0,4.1 | Approved | Amitraz | |
| 335-67-1 | 01-12-2022 | 4.0,4.1 | Approved | PFOA Perfluoronoctanoic acid | |
| 335-76-2 | 01-12-2022 | 4.0,4.1 | Approved | PFDA Perfluorondecanoic acid | |
| 335-77-3 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorondecane sulfonic acid | |
| 3351-28-8 | 01-12-2022 | 4.0,4.1 | Approved | 1-Methylchrysene | |
| 3353-12-6 | 01-12-2022 | 4.0,4.1 | Approved | Pyrene, 4-methyl- | |
| 33543-31-6 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methylfluoranthene | |
| 33629-47-9 | 01-12-2022 | 4.0,4.1 | Approved | Butralin | |
| 33693-04-0 | 01-12-2022 | 4.0 | Declined | Terbumeton | Declined as invalid CAS-Code. Correct CAS-Code is 33693-04-8. |
| 3380-34-5 | 01-12-2022 | 4.0,4.1 | Approved | Triclosan | |
| 34205-21-5 | 01-12-2022 | 4.0,4.1 | Approved | Dimefuron | Supersedes declined P-Code P1995. |
| 34256-82-1 | 01-12-2022 | 4.0,4.1 | Approved | Acetochlor | |
| 3442-78-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Methylpyrene | |
| 34681-23-7 | 01-12-2022 | 4.0,4.1 | Approved | Butoxycarboxim | |
| 35065-30-6 | 01-12-2022 | 4.0,4.1 | Approved | PCB 170 | |
| 35367-38-5 | 01-12-2022 | 4.0,4.1 | Approved | Diflubenzuron | Supersedes declined P-Code P1994. |
| 355-46-4 | 01-12-2022 | 4.0,4.1 | Approved | PFHxS Perfluoro-1-hexanesulfonate | |
| 35554-44-0 | 01-12-2022 | 4.0,4.1 | Approved | Imazalil | |
| 35572-78-2 | 01-12-2022 | 4.0,4.1 | Approved | 2-Amino-4,6-dinitrotolene | |
| 357-22-44 | 01-12-2022 | 4.0 | Declined | PFBA Perfluoronbutanoic acid | Declined as invalid CAS-Code. Correct CAS-Code is 375-22-4. |
| 361377-29-9 | 01-12-2022 | 4.0,4.1 | Approved | Fluoxastrobin | |
| 36355-01-8 | 01-12-2022 | 4.0,4.1 | Approved | Hexabromobiphenyl | |
| 36643-28-4 | 01-12-2022 | 4.0,4.1 | Approved | Tributyltin cation | |
| 36734-19-7 | 01-12-2022 | 4.0,4.1 | Approved | Iprodione | |
| 3674-66-6 | 17-10-2025 | 4.0,4.1 | Approved | 2,5-Dimethylphenanthrene | Description changed from "2,5-dimethylphenanthrene". |
| 374726-62-2 | 01-12-2022 | 4.0,4.1 | Approved | Mandipropamid | |
| 375-22-4 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorobutanoic acid | Supersedes declined CAS-Code 375-22-44. |
| 375-73-5 | 01-12-2022 | 4.0,4.1 | Approved | PFBS Perfluoro-1-butanesulfonate | |
| 375-85-9 | 01-12-2022 | 4.0,4.1 | Approved | PFHpA Perfluoronheptanoic acid | |
| 375-92-8 | 01-12-2022 | 4.0,4.1 | Approved | PFHpS Perfluoro-1-heptanesulfonate | |
| 375-95-1 | 01-12-2022 | 4.0,4.1 | Approved | PFNA Perfluoronnonanoic acid | |
| 3761-41-9 | 01-12-2022 | 4.0,4.1 | Approved | Fenthion Sulphoxide | |
| 3761-42-0 | 01-12-2022 | 4.0,4.1 | Approved | Fenthion Sulphone | |
| 3811-49-2 | 01-12-2022 | 4.0,4.1 | Approved | Dioxabenzofos | |
| 3872-25-1 | 01-12-2022 | 4.0,4.1 | Approved | PFPeS Perfluoronpentanesulfonate | |
| 3878-19-1 | 01-12-2022 | 4.0,4.1 | Approved | Fuberidazole | |
| 3891-98-3 | 01-12-2022 | 4.0,4.1 | Approved | 2,6,10-Trimethyldodecane | |
| 39001-02-0 | 01-12-2022 | 4.0,4.1 | Approved | Octachlorodibenzofuran | Precedes declined P-Code P2310. |
| 39196-18-4 | 01-12-2022 | 4.0,4.1 | Approved | Thiofanox | |
| 39515-40-7 | 01-12-2022 | 4.0,4.1 | Approved | Cyphenothrin | |
| 39515-41-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenpropathrin | |
| 39765-80-5 | 01-12-2022 | 4.0,4.1 | Approved | trans-Nonachlor | |
| 39807-15-3 | 01-12-2022 | 4.0,4.1 | Approved | Oxadiargyl | |
| 3983-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenchlorphos Oxon | |
| 41198-08-7 | 01-12-2022 | 4.0,4.1 | Approved | Profenofos | |
| 41318-75-6 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ28 | |
| 41394-05-2 | 01-12-2022 | 4.0,4.1 | Approved | Metamitron | |
| 41483-43-6 | 01-12-2022 | 4.0,4.1 | Approved | Bupirimate | |
| 42509-80-8 | 01-12-2022 | 4.0,4.1 | Approved | Isazofos | |
| 42576-02-3 | 01-12-2022 | 4.0,4.1 | Approved | Bifenox | |
| 42874-03-3 | 01-12-2022 | 4.0,4.1 | Approved | Oxyfluorfen | |
| 4384-82-1 | 01-12-2022 | 4.0,4.1 | Approved | Dithiocarbamate | |
| 479-79-8 | 01-12-2022 | 4.0,4.1 | Approved | Benzoafluorenone | |
| 4824-78-6 | 01-12-2022 | 4.0,4.1 | Approved | Bromophos-Ethyl | |
| 4849-32-5 | 01-12-2022 | 4.0,4.1 | Approved | Karbutilate | |
| 485-31-4 | 01-12-2022 | 4.0,4.1 | Approved | Binapacryl | |
| 4901-51-3 | 17-10-2025 | 4.0,4.1 | Approved | 2,3,4,5-Tetrachlorophenol | Description changed from "2,3,4,5-tetrachlorophenol". |
| 500-28-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorthion | |
| 500008-45-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorantraniliprole | |
| 504-63-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,3-Propanediol | |
| 50471-44-8 | 01-12-2022 | 4.0,4.1 | Approved | Vinclozolin | |
| 50512-35-1 | 01-12-2022 | 4.0,4.1 | Approved | Isoprothiolane | |
| 506070-16-7 | 01-12-2022 | 4.0 | Declined | Terbufos sulfone | Declined as invalid CAS-Code. Correct CAS-Code is 56070-16-7. |
| 51-03-6 | 01-12-2022 | 4.0,4.1 | Approved | Piperonyl Butoxide | |
| 510-15-1 | 01-12-2022 | 4.0 | Declined | Chlorbenzilate | Declined as invalid CAS-Code. Correct CAS-Code is 510-15-6. |
| 5103-73-1 | 01-12-2022 | 4.0,4.1 | Approved | cis-Nonachlor | |
| 51218-49-6 | 01-12-2022 | 4.0,4.1 | Approved | Pretilachlor | |
| 5131-24-8 | 01-12-2022 | 4.0,4.1 | Approved | Ditalimfos | |
| 51437-95-7 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nonylphenol triethoxylate | |
| 51707-55-2 | 01-12-2022 | 4.0,4.1 | Approved | Thidiazuron | |
| 5259-88-1 | 01-12-2022 | 4.0,4.1 | Approved | Oxycarboxin | |
| 526-73-8 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3-Trimethylbenzene | |
| 526-75-0 | 17-10-2025 | 4.0,4.1 | Approved | 2,3-Dimethylphenol | Description changed from "2,3-dimethylphenol". |
| 527-20-8 | 01-12-2022 | 4.0,4.1 | Approved | Pentachloroaniline | |
| 52888-80-9 | 01-12-2022 | 4.0,4.1 | Approved | Prosulfocarb | |
| 53112-28-0 | 01-12-2022 | 4.0,4.1 | Approved | Pyrimethanil | |
| 53380-22-6 | 01-12-2022 | 4.0,4.1 | Approved | Ethiofencarb sulfoxide | |
| 53380-23-7 | 01-12-2022 | 4.0,4.1 | Approved | Ethiofencarb Sulfone | |
| 5436-43-1 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ47 | |
| 54593-83-8 | 01-12-2022 | 4.0,4.1 | Approved | Chlorethoxyfos | |
| 54774-45-7 | 01-12-2022 | 4.0 | Declined | Permethrin II | Declined as CAS-Code 54744-45-7 is an alternative (less used) CAS-Code for 61949-76-6 which has ben approved. |
| 55179-31-2 | 01-12-2022 | 4.0,4.1 | Approved | Bitertanol | |
| 55219-65-3 | 01-12-2022 | 4.0,4.1 | Approved | Triadimenol | |
| 55285-14-8 | 01-12-2022 | 4.0,4.1 | Approved | Carbosulfan | |
| 555-37-3 | 01-12-2022 | 4.0,4.1 | Approved | Neburon | |
| 55673-89-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4,7,8,9-Heptachlorodibenzofuran | Precedes declined P-Code P2296. |
| 55814-41-0 | 01-12-2022 | 4.0,4.1 | Approved | Mepronil | |
| 5598-13-0 | 01-12-2022 | 4.0,4.1 | Approved | Chlorpyrifos-methyl | Supersedes declined P-Code P1977. |
| 565-75-3 | 01-12-2022 | 4.0,4.1 | Approved | Pentane, 2,3,4-trimethyl- | |
| 57018-04-9 | 01-12-2022 | 4.0,4.1 | Approved | Tolclofos-methyl | |
| 57052-04-7 | 01-12-2022 | 4.0,4.1 | Approved | Isomethiozin | |
| 57117-31-4 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,4,7,8-Pentachlorodibenzofuran | Precedes declined P-Code P2306. |
| 57117-44-9 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,6,7,8-Hexachlorodibenzofuran | Precedes declined P-Code P2300. |
| 57646-30-7 | 01-12-2022 | 4.0,4.1 | Approved | Furalaxyl | |
| 57837-19-1 | 01-12-2022 | 4.0,4.1 | Approved | Metalaxyl | |
| 57966-95-7 | 01-12-2022 | 4.0,4.1 | Approved | Cymoxanil | |
| 5836-10-2 | 01-12-2022 | 4.0,4.1 | Approved | Chloropropylate | |
| 584-03-2 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Butanediol | |
| 584-79-2 | 01-12-2022 | 4.0,4.1 | Approved | Allethrin | |
| 58810-48-3 | 01-12-2022 | 4.0,4.1 | Approved | Ofurace | |
| 589-38-8 | 01-12-2022 | 4.0,4.1 | Approved | Ethyl propyl ketone | |
| 59669-26-0 | 01-12-2022 | 4.0,4.1 | Approved | Thiodicarb | |
| 60207-31-0 | 01-12-2022 | 4.0,4.1 | Approved | Azaconazole | |
| 60207-90-1 | 01-12-2022 | 4.0,4.1 | Approved | Propiconazole | |
| 60207-93-4 | 01-12-2022 | 4.0,4.1 | Approved | Etaconazole | |
| 60348-60-9 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ99 | |
| 60851-34-5 | 01-12-2022 | 4.0,4.1 | Approved | 2,3,4,6,7,8-Hexachlorodibenzofura | Precedes declined P-Code P2305. |
| 610-48-0 | 01-12-2022 | 4.0,4.1 | Approved | 1-Methylanthracene | |
| 6108-10-7 | 01-12-2022 | 4.0,4.1 | Approved | epsilon-Hexachlorocyclohexane | |
| 61213-25-0 | 01-12-2022 | 4.0,4.1 | Approved | Fluorochloridone | |
| 61949-76-6 | 01-12-2022 | 4.0,4.1 | Approved | Permethrin I | Note code 54744-45-7 declined. |
| 61949-77-7 | 01-12-2022 | 4.0,4.1 | Approved | Permethrin II | |
| 623-84-7 | 01-12-2022 | 4.0,4.1 | Approved | 1,2-Propylene Glycol | |
| 626-43-7 | 01-12-2022 | 4.0,4.1 | Approved | Vinclozolin metabolite 3,5-Dichloroaniline | |
| 62924-70-3 | 01-12-2022 | 4.0,4.1 | Approved | Flumetralin | |
| 63284-71-9 | 01-12-2022 | 4.0,4.1 | Approved | Nuarimol | |
| 640-15-3 | 01-12-2022 | 4.0,4.1 | Approved | Thiometon | |
| 646-07-1 | 01-12-2022 | 4.0,4.1 | Approved | Iso-caproic Acid | |
| 64628-44-0 | 01-12-2022 | 4.0,4.1 | Approved | Triflumuron | |
| 6566-19-4 | 01-12-2022 | 4.0,4.1 | Approved | Bisnorabieta pentaene | |
| 658066-35-4 | 01-12-2022 | 4.0,4.1 | Approved | Fluopyram | |
| 65907-30-4 | 01-12-2022 | 4.0,4.1 | Approved | Furathiocarb | |
| 66-25-1 | 01-12-2022 | 4.0,4.1 | Approved | Hexanal | |
| 66063-05-6 | 01-12-2022 | 4.0,4.1 | Approved | Pencycuron | Supersedes declined P-Code P1998. |
| 66215-27-8 | 01-12-2022 | 4.0,4.1 | Approved | Cypromazine | |
| 66229-12-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorthiophos | |
| 66246-88-6 | 01-12-2022 | 4.0,4.1 | Approved | Penconazole | |
| 66332-96-5 | 01-12-2022 | 4.0,4.1 | Approved | Flutolanil | |
| 66840-71-9 | 17-10-2025 | 4.0,4.1 | Approved | N,N-Dimethyl-N'-p-tolylsulphamide (DMST) | Note description expanded from just "DMST". |
| 67306-00-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenpropidin | |
| 67306-03-0 | 01-12-2022 | 4.0 | Declined | Fenpropimorph | Declined as CAS-Code 67567-91-4 more common in the CAS databases. |
| 6749-25-3 | 01-12-2022 | 4.0 | Declined | Endosulphan sulphate | Declined as duplicate of CAS-Code 1031-07-8. 6749-25-3 appears in very few CAS databases. |
| 67562-39-4 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4,6,7,8-Heptachlorodibenzofuran | Precedes declined P-Code P2295. |
| 67747-09-5 | 01-12-2022 | 4.0,4.1 | Approved | Prochloraz | |
| 68157-60-8 | 01-12-2022 | 4.0,4.1 | Approved | Forchlorfenuron | |
| 68631-49-2 | 01-12-2022 | 4.0,4.1 | Approved | BDE BZ153 | |
| 69327-76-0 | 01-12-2022 | 4.0,4.1 | Approved | Buprofezine | |
| 69377-81-7 | 01-12-2022 | 4.0,4.1 | Approved | Fluroxypyr | |
| 69409-94-5 | 01-12-2022 | 4.0,4.1 | Approved | Fluvalinate | |
| 6988-21-2 | 01-12-2022 | 4.0,4.1 | Approved | Dioxacarb | |
| 70124-77-5 | 01-12-2022 | 4.0,4.1 | Approved | Flucythrinate | |
| 70648-26-9 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,4,7,8-Hexachlorodibenzofuran | Precedes declined P-Code P2298. |
| 71-50-1 | 01-12-2022 | 4.0,4.1 | Approved | Acetate | |
| 71-52-3 | 01-12-2022 | 4.0,4.1 | Approved | Bicarbonate | |
| 71422-67-8 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfluazuron | |
| 71626-11-4 | 01-12-2022 | 4.0,4.1 | Approved | Benalaxyl | |
| 7170-38-9 | 17-10-2025 | 4.0,4.1 | Approved | 3-Phenoxypropionic acid | Description changed from "3-phenoxypropionic acid". |
| 72-54-8 | 17-10-2025 | 4.0,4.1 | Approved | 4,4-DDD | Approved , but description changed from incorrect "4,4-DDE". |
| 72619-32-0 | 17-10-2025 | 4.0,4.1 | Approved | Haloxyfop-P-Methyl | Description changed from "Haloxyfop Methyl" to make clear this is the "P" isomer. |
| 72918-21-9 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3,7,8,9-Hexachlorodibenzofuran | Precedes declined P-code P2302. |
| 7292-16-2 | 01-12-2022 | 4.0,4.1 | Approved | Propaphos | |
| 731-27-1 | 01-12-2022 | 4.0,4.1 | Approved | Tolylfluanid | |
| 73250-68-7 | 01-12-2022 | 4.0,4.1 | Approved | Mefenacet | |
| 74-88-4 | 01-12-2022 | 4.0,4.1 | Approved | Methyl iodide | |
| 74070-46-5 | 01-12-2022 | 4.0,4.1 | Approved | Aclonifen | |
| 74115-24-5 | 01-12-2022 | 4.0,4.1 | Approved | Clofentezine | |
| 74341-63-2 | 01-12-2022 | 4.0 | Declined | AMPA | Declined as CAS 77521-29-0 is applicable. 74341-63-2 is marked as depracated in the main CAS databases. |
| 7439-96-5 | 01-12-2022 | 4.0,4.1 | Approved | Manganese | Supersedes deprecated P-Code P1286. |
| 7440-13-3 | 01-12-2022 | 4.0,4.1 | Approved | Protactinium | |
| 74738-17-3 | 01-12-2022 | 4.0,4.1 | Approved | Fenpiclonil | |
| 75163-97-2 | 01-12-2022 | 4.0,4.1 | Approved | Octadecane, 2,6-dimethyl- | |
| 754-91-6 | 01-12-2022 | 4.0,4.1 | Approved | PFOSA Perfluoro-octanesulfonamide | |
| 75736-33-3 | 01-12-2022 | 4.0,4.1 | Approved | Diclobutrazol | |
| 759-94-4 | 01-12-2022 | 4.0,4.1 | Approved | EPTC | |
| 76578-14-8 | 01-12-2022 | 4.0,4.1 | Approved | Quizalofop-ethyl | |
| 76674-21-0 | 01-12-2022 | 4.0,4.1 | Approved | Flutriafol | |
| 76738-62-0 | 01-12-2022 | 4.0,4.1 | Approved | Paclobutrazol | |
| 7696-12-0 | 01-12-2022 | 4.0,4.1 | Approved | Tetramethrin | Supersedes declined P-Code P1992. |
| 77732-09-3 | 01-12-2022 | 4.0,4.1 | Approved | Oxadixyl | |
| 78-34-2 | 01-12-2022 | 4.0,4.1 | Approved | Dioxation | |
| 78-79-5 | 01-12-2022 | 4.0,4.1 | Approved | Isoprene | |
| 781-43-1 | 01-12-2022 | 4.0,4.1 | Approved | 9,10-Dimethylanthracene | |
| 78587-05-0 | 01-12-2022 | 4.0,4.1 | Approved | Hexythiazox | |
| 79127-80-3 | 01-12-2022 | 4.0 | Declined | Fenoxycarb | Declined as less used CAS-Code. Correct CAS-Code is 72490-01-8. |
| 79538-32-2 | 01-12-2022 | 4.0,4.1 | Approved | Tefluthrin | Supersedes deprecated CAS-Code 93907-48-3. |
| 79622-59-6 | 01-12-2022 | 4.0,4.1 | Approved | Fluazinam | |
| 80-33-1 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfenson | |
| 80-38-6 | 01-12-2022 | 4.0,4.1 | Approved | Fenson | |
| 80060-09-9 | 01-12-2022 | 4.0,4.1 | Approved | Diafenthiuron | |
| 80844-07-1 | 01-12-2022 | 4.0,4.1 | Approved | Etofenprox | |
| 81412-43-3 | 01-12-2022 | 4.0,4.1 | Approved | Tridemorph | |
| 81777-89-1 | 01-12-2022 | 4.0,4.1 | Approved | Clomazone | |
| 822-50-4 | 17-10-2025 | 4.0,4.1 | Approved | Cyclopentane, trans 1,2-dimethyl- | Description changed from "Cyclopentane, 1,2-dimethyl-" to "Cyclopentane, trans 1,2-dimethyl-" as this CAS-Code refers to the trans isomer. |
| 82558-50-7 | 01-12-2022 | 4.0,4.1 | Approved | Isoxaben | |
| 82560-54-1 | 01-12-2022 | 4.0,4.1 | Approved | Benfuracarb | |
| 82657-04-3 | 01-12-2022 | 4.0,4.1 | Approved | Bifenthrin | Supersedes declined CAS-Code 92880-79-0. |
| 83066-88-0 | 01-12-2022 | 4.0 | Declined | Fluazifop-P-Butyl | Declined as correct CAS is 79241-46-6 (already approved). |
| 83121-18-0 | 01-12-2022 | 4.0,4.1 | Approved | Teflubenzuron | |
| 83164-33-4 | 01-12-2022 | 4.0,4.1 | Approved | Diflufenican | |
| 832-69-9 | 01-12-2022 | 4.0,4.1 | Approved | 1-Methylphenanthrene | |
| 83657-22-1 | 01-12-2022 | 4.0,4.1 | Approved | Uniconazole | |
| 83657-24-3 | 01-12-2022 | 4.0,4.1 | Approved | Diniconazole | |
| 84332-86-5 | 01-12-2022 | 4.0,4.1 | Approved | Chlozolinate | |
| 85-41-6 | 01-12-2022 | 4.0,4.1 | Approved | Phthalimide | |
| 85509-19-9 | 01-12-2022 | 4.0,4.1 | Approved | Flusilazole | |
| 86-30-6 | 01-12-2022 | 4.0,4.1 | Approved | N-Nitrosodiphenylamine | |
| 86479-06-3 | 01-12-2022 | 4.0,4.1 | Approved | Hexaflumuron | |
| 865-49-6 | 01-12-2022 | 4.0,4.1 | Approved | Chloroform-d | |
| 86598-92-7 | 01-12-2022 | 4.0,4.1 | Approved | Imibenconazole | |
| 87130-20-9 | 01-12-2022 | 4.0,4.1 | Approved | Diethofencarb | |
| 87237-48-7 | 01-12-2022 | 4.0,4.1 | Approved | Haloxyfop etotyl | |
| 87674-68-8 | 01-12-2022 | 4.0,4.1 | Approved | Dimethenamid | |
| 881685-58-1 | 01-12-2022 | 4.0,4.1 | Approved | Isopyrazam | |
| 88283-41-4 | 01-12-2022 | 4.0,4.1 | Approved | Pyrifenox | |
| 88671-89-0 | 01-12-2022 | 4.0,4.1 | Approved | Myclobutanil | |
| 90-43-7 | 01-12-2022 | 4.0,4.1 | Approved | 2-Phenylphenol | |
| 907204-31-3 | 01-12-2022 | 4.0,4.1 | Approved | Fluxapyroxad | |
| 91-53-2 | 01-12-2022 | 4.0,4.1 | Approved | Ethoxyquin | |
| 92880-79-0 | 01-12-2022 | 4.0 | Declined | Bifenthrin | Declined as duplicate of CAS-Code 82657-04-3. Note this CAS-Code in the databses is marked as 'deleted'. |
| 93907-48-3 | 01-12-2022 | 4.0 | Declined | Tefluthrin | Note this CAS is deprecated. Use 79538-32-2. |
| 94-80-4 | 17-10-2025 | 4.0,4.1 | Approved | Butyl 2,4-dichlorophenoxyacetate (2,4-DB) | Description changed from "2,4-DB". |
| 94361-06-5 | 01-12-2022 | 4.0,4.1 | Approved | Cyproconazole | |
| 944-22-9 | 01-12-2022 | 4.0,4.1 | Approved | Fonofos | |
| 947-02-4 | 01-12-2022 | 4.0,4.1 | Approved | Phosfolan | |
| 95-87-4 | 17-10-2025 | 4.0,4.1 | Approved | 2,5-Dimethylphenol | Description changed from "2,5-dimethylphenol". |
| 950-10-7 | 01-12-2022 | 4.0,4.1 | Approved | Mephosfolan | |
| 950-35-6 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Paraoxon | |
| 950-37-8 | 01-12-2022 | 4.0,4.1 | Approved | Methidathion | |
| 95465-99-9 | 01-12-2022 | 4.0,4.1 | Approved | Cadusafos | |
| 96-22-0 | 01-12-2022 | 4.0,4.1 | Approved | Diethyl ketone 3-Pentanone | |
| 96118-96-6 | 01-12-2022 | 4.0,4.1 | Approved | Isothiazolinone | |
| 96345-33-4 | 01-12-2022 | 4.0 | Declined | Tebupirimiphos | Declined as incorrect CAS-Code. Correct CAS-Code is 96182-53-5. |
| 96489-71-3 | 01-12-2022 | 4.0,4.1 | Approved | Pyridaben | |
| 96525-23-4 | 01-12-2022 | 4.0,4.1 | Approved | Flurtamone | |
| 97-17-6 | 01-12-2022 | 4.0,4.1 | Approved | Dichlofenthion | |
| 98886-44-3 | 01-12-2022 | 4.0,4.1 | Approved | Fosthiasate | |
| 99387-89-0 | 01-12-2022 | 4.0,4.1 | Approved | Triflumizole | |
| 99607-70-2 | 01-12-2022 | 4.0,4.1 | Approved | Cloquintocet mexyl | |
| 99675-03-3 | 01-12-2022 | 4.0,4.1 | Approved | Isofenphos Methyl | |
| P1405 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C6-12 | Description changed from "TPH>C6-12". |
| P1443 | 01-12-2022 | 4.0,4.1 | Approved | Total Streptococci | |
| P1468 | 17-10-2025 | 4.0,4.1 | Approved | Ortho Phosphate as P | Description changed from "Phosphate (Ortho as P)". |
| P1850 | 17-10-2025 | 4.0,4.1 | Proposed | Exchangeable Ammonium as NH4 | |
| P1930 | 17-10-2025 | 4.0,4.1 | Proposed | Additional Asbestos Components | |
| P1931 | 01-12-2022 | 4.0 | Declined | Surrogate Value | Declined as description not specific. |
| P1932 | 01-12-2022 | 4.0 | Declined | Sulphate (BRE) | Declined as BRE Tests should be reported in GCHM Group using appropriate GCHM_CODE. |
| P1933 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of elute | Generic - subsequent codes specify volume for 10:1, 2:1 Leachate. |
| P1975 | 01-12-2022 | 4.0 | Declined | Chlorfenvinphos, alpha | Declined as CAS-Code 18708-86-6 is applicable. |
| P1976 | 01-12-2022 | 4.0 | Declined | Chlorfenvinphos, beta | Declined as CAS-Code 18708-87-7 is applicable. |
| P1977 | 01-12-2022 | 4.0 | Declined | Chlorpyriphos-methyl | Declined as CAS-Code 5598-13-0 is applicable. |
| P1978 | 01-12-2022 | 4.0 | Declined | Mevinphos, (E) | Declined as CAS-Code 298-01-1 is applicable. |
| P1979 | 01-12-2022 | 4.0 | Declined | Mevinphos, (Z) | Declined as CAS-Code 338-45-4 is applicable. |
| P1980 | 01-12-2022 | 4.0,4.1 | Approved | Water Soluble Boron | |
| P1981 | 17-10-2025 | 4.0,4.1 | Proposed | Waste Limit (Asbestos) | |
| P1983 | 01-12-2022 | 4.0 | Declined | Yttrium | Declined as CAS-Code 7440-65-5 is applicable. |
| P1984 | 01-12-2022 | 4.0 | Declined | Tellerium | Declined as CAS-Code 13494-80-9 is applicable. |
| P1985 | 01-12-2022 | 4.0 | Declined | Rhodium | Declined as CAS-Code 7440-16-6 is applicable. |
| P1986 | 01-12-2022 | 4.0 | Declined | Brodifacoum | Declined as CAS-Code 56073-10-0 is applicable. |
| P1987 | 01-12-2022 | 4.0 | Declined | Coumarin | Declined as CAS-Code 91-64-5 is applicable. |
| P1988 | 01-12-2022 | 4.0 | Declined | Coumatetraly | Declined as CAS-Code 5836-29-3 is applicable. |
| P1989 | 01-12-2022 | 4.0 | Declined | Difenacoum | Declined as CAS-Code 56073-07-5 is applicable. |
| P1990 | 01-12-2022 | 4.0 | Declined | Cyhalothrin | Declined as CAS-Code 68085-85-8 is applicable. |
| P1991 | 01-12-2022 | 4.0 | Declined | Resmethrin | Declined as CAS-Code 10453-86-8 is applicable. |
| P1992 | 01-12-2022 | 4.0 | Declined | Tetramethrin | Declined as CAS-Code 7696-12-0 is applicable. |
| P1993 | 01-12-2022 | 4.0 | Declined | Chloroxuron | Declined as CAS-Code 1982-47-4 is applicable. |
| P1994 | 01-12-2022 | 4.0 | Declined | Diflubenzuron | Declined as CAS-Code 35367-38-5 is applicable. |
| P1995 | 01-12-2022 | 4.0 | Declined | Dimefuron | Declined as CAS-Code 34205-21-5 is applicable. |
| P1996 | 01-12-2022 | 4.0 | Declined | Methabenzthiazuron | Declined as CAS-Code 18697-97-9 is applicable. |
| P1997 | 01-12-2022 | 4.0 | Declined | Monolinuron | Declined as CAS-Code 1746-81-2 is applicable. |
| P1998 | 01-12-2022 | 4.0 | Declined | Pencycuron | Declined as CAS-Code 66063-05-6 is applicable. |
| P1999 | 01-12-2022 | 4.0 | Declined | Magnesium (BRE) | Declined as a result that should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2007 | 17-10-2025 | 4.0,4.1 | Approved | Electrical Conductivity 25deg | Description changed from "Conductivity- Electrical 25deg". |
| P2008 | 01-12-2022 | 4.0,4.1 | Approved | Redox Potential | |
| P2009 | 01-12-2022 | 4.0 | Declined | Mineral Oil >C10-40 | Declined as duplicate of P-Code P1406. |
| P2010 | 01-12-2022 | 4.0 | Declined | Ortho Phosphate as P | Declined as a duplicate of P-Code P1468. |
| P2011 | 01-12-2022 | 4.0,4.1 | Approved | EthylmethylBenzene (non-specific isomer) | |
| P2012 | 17-10-2025 | 4.0,4.1 | Approved | Methylethylbenzene (non-specific isomer) | Description changed from "Methyl methyl ethyl benzene (non-specific isomer)" to remove duplicate methyl. |
| P2013 | 01-12-2022 | 4.0,4.1 | Approved | Mineral Oil >C8-40 | |
| P2014 | 01-12-2022 | 4.0,4.1 | Approved | Sum of detected WHO 12 PCBs | |
| P2015 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C12-35 | |
| P2016 | 17-10-2025 | 4.0 | Declined | Ammoniacal N as NH4 in 2:1 extract BRE | Declined as a result that should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2017 | 17-10-2025 | 4.0,4.1 | Proposed | Alkalinity - Carbonate as CaCO3 (Saline) | Description changed from "Alkalinity-Carbonate as CaCO3(Saline)". |
| P2018 | 17-10-2025 | 4.0,4.1 | Approved | Aromatics >C8-44 | Description changed from "Aromatics >C8-C44" to match prior consistency. |
| P2019 | 17-10-2025 | 4.0,4.1 | Approved | Aliphatics >C8-44 | Description changed from "Aliphatics >C8-C44" to match prior consistency. |
| P2020 | 01-12-2022 | 4.0,4.1 | Approved | DCM Extractable Material | |
| P2021 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C5-40 | |
| P2022 | 01-12-2022 | 4.0,4.1 | Approved | Methylfluoranthene (non-specific isomer) | |
| P2023 | 17-10-2025 | 4.0,4.1 | Approved | PAH 10 Total (Dutch) | Description changed from "PAH Total 10 (Dutch)". |
| P2024 | 17-10-2025 | 4.0,4.1 | Approved | 4-Bromofluorobenzene (surrogate) | Description changed from "4-Bromofluorobenzene Surrogate". |
| P2025 | 01-12-2022 | 4.0,4.1 | Approved | EthenylethylBenzene (non-specific isomer) | |
| P2026 | 01-12-2022 | 4.0,4.1 | Approved | Trimethylbenzene (non-specific isomer) | |
| P2027 | 01-12-2022 | 4.0,4.1 | Approved | EthyldimethylBenzene (non-specific isomer) | |
| P2028 | 01-12-2022 | 4.0,4.1 | Approved | DihydromethylIndene (non-specific isomer) | |
| P2029 | 01-12-2022 | 4.0,4.1 | Approved | MethylpropenylBenzene (non-specific isomer) | |
| P2030 | 17-10-2025 | 4.0,4.1 | Proposed | Hydrocarbon Range C12 - C25 (TIC) | |
| P2031 | 01-12-2022 | 4.0,4.1 | Approved | Propynylbenzene (non-specific isomer) | |
| P2032 | 01-12-2022 | 4.0,4.1 | Approved | EPH Surrogate % recovery | |
| P2033 | 01-12-2022 | 4.0,4.1 | Approved | Benzopyrene (non-specific isomer) | |
| P2034 | 01-12-2022 | 4.0,4.1 | Approved | Benzothiopene (non-specific isomer) | |
| P2035 | 01-12-2022 | 4.0,4.1 | Approved | Methyl Fluorene (non-specific isomer) | |
| P2036 | 17-10-2025 | 4.0,4.1 | Proposed | Analysed By (Asbestos) | |
| P2037 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C7-36 | |
| P2038 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C5-12 | |
| P2039 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Fibres | |
| P2040 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Fibres (2) | |
| P2041 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Fibres (3) | |
| P2042 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Level Screen | |
| P2043 | 17-10-2025 | 4.0,4.1 | Proposed | PFAS Perfluoroalkyl Surfactants | |
| P2044 | 01-12-2022 | 4.0 | Declined | Acid Neutralisation Capacity at pH 4 | Declined as a duplicate of P-Code P1114. |
| P2045 | 01-12-2022 | 4.0 | Declined | Acid Neutralisation Capacity at pH 7 | Declined as a duplicate of P-Code P1115. |
| P2046 | 17-10-2025 | 4.0,4.1 | Proposed | Hydrocarbon Range C10 - C30 (TIC) | |
| P2047 | 17-10-2025 | 4.0,4.1 | Proposed | NG Speciated Phenols | |
| P2048 | 17-10-2025 | 4.0,4.1 | Proposed | Pentanebisnorabieta | Internet search does not return anything on this. |
| P2049 | 01-12-2022 | 4.0 | Declined | Manganese (IV) | Declined as CAS-Code 1313-13-9 is applicable. |
| P2050 | 01-12-2022 | 4.0 | Declined | Manganese (II) | Declined as CAS-Code 1344-43-0 is applicable. |
| P2051 | 17-10-2025 | 4.0,4.1 | Proposed | Fraction of non-crushable material | |
| P2052 | 17-10-2025 | 4.0,4.1 | Proposed | Fraction of sample above 4mm | |
| P2054 | 01-12-2022 | 4.0,4.1 | Approved | VOC USEPA Total | |
| P2055 | 17-10-2025 | 4.0,4.1 | Proposed | >95% of the sample <4mm | |
| P2056 | 01-12-2022 | 4.0,4.1 | Approved | Biological Oxygen Demand | |
| P2057 | 17-10-2025 | 4.0,4.1 | Proposed | PCB (TEQ) | |
| P2058 | 17-10-2025 | 4.0,4.1 | Proposed | PCB (TEQ) Lower Bound | |
| P2059 | 17-10-2025 | 4.0,4.1 | Proposed | PCB (TEQ) Upper Bound | |
| P2060 | 17-10-2025 | 4.0 | Proposed | Total VOC TIC | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P2061 | 17-10-2025 | 4.0 | Proposed | Total SVOC TIC | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P2062 | 01-12-2022 | 4.0,4.1 | Approved | Clostridia | Accepted as a generic code for Clostridia but P-Code P1100 is C.Perfringens. |
| P2063 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C25-40 | |
| P2064 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C25-40 | |
| P2065 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-16 | |
| P2066 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C16-40 | |
| P2067 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C10-25 | Precedes declined P-Code P2239. |
| P2068 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C16-40 | Precedes declined P-Code P2242. |
| P2069 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C25-40 | Precedes declined P-Code P2240. |
| P2070 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-16 | Precedes declined P-Code P04171. |
| P2071 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C16-40 | |
| P2074 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of water | Potentially same as P2486-P2487. |
| P2075 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of eluate | Potentially same as P1933. |
| P2076 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-25 | |
| P2077 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C5-40 | |
| P2078 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-25 | |
| P2079 | 17-10-2025 | 4.0,4.1 | Proposed | Available Phosphate | |
| P2080 | 01-12-2022 | 4.0,4.1 | Approved | TPH C11-20 | |
| P2081 | 01-12-2022 | 4.0,4.1 | Approved | Total Chlorine | |
| P2082 | 01-12-2022 | 4.0,4.1 | Approved | Free Chlorine | |
| P2083 | 01-12-2022 | 4.0 | Declined | Leachate 2:1 Sample Prep (BS12457) | Declined as not a reportable result - this is a test preparation flag. |
| P2084 | 01-12-2022 | 4.0 | Declined | Leachate 10:1 Sample Prep (BS12457) | Declined as not a reportable result - this is a test preparation flag. |
| P2085 | 17-10-2025 | 4.0,4.1 | Approved | Product Density (Oil) | Description changed from "Product (Oil) Density". |
| P2086 | 17-10-2025 | 4.0,4.1 | Proposed | EPH/TPH Carbon Range | |
| P2087 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C5-35 | |
| P2088 | 17-10-2025 | 4.0,4.1 | Approved | GRO >C4-8 | Description changed from "GRO >C4-C8" to match prior consistency. |
| P2089 | 17-10-2025 | 4.0,4.1 | Approved | GRO >C8-12 | Description changed from "GRO >C8-C12" to match prior consistency. |
| P2090 | 17-10-2025 | 4.0,4.1 | Approved | GRO >C4-12 | Description changed from "GRO >C4-C12" to match prior consistency. |
| P2091 | 01-12-2022 | 4.0,4.1 | Approved | Naphthols | Accepted as a generic code. |
| P2092 | 17-10-2025 | 4.0,4.1 | Proposed | Alkali Reserve | |
| P2096 | 17-10-2025 | 4.0 | Declined | Total Aliphatics and Aromatics C5-C35 | Declined as duplicate of P-Code P1947. |
| P2097 | 01-12-2022 | 4.0 | Declined | Total Aromatics C5-C35 | Declined as duplicate of P-Code P1371. |
| P2098 | 01-12-2022 | 4.0 | Declined | Cresols | Declined as P-Code P1843 is applicable. P-Code P1934 declined for this reason. |
| P2099 | 17-10-2025 | 4.0,4.1 | Proposed | Phenols, Total | |
| P2100 | 17-10-2025 | 4.0,4.1 | Proposed | Total Aliphatics C5-C35 | |
| P2101 | 01-12-2022 | 4.0,4.1 | Approved | o,p & p,p-Methoxychlor | |
| P2102 | 17-10-2025 | 4.0 | Declined | Thorium-232 | Declined as CAS-Code 7440-29-1 is applicable. |
| P2103 | 17-10-2025 | 4.0 | Declined | Uranium-238 | Declined as CAS-Code 7440-61-1 is applicable. |
| P2104 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-235/236 | |
| P2105 | 01-12-2022 | 4.0,4.1 | Approved | Sulphite Reducing Bacteria | |
| P2106 | 01-12-2022 | 4.0 | Declined | 2-(2,4,5-Trichlorophenoxy)propionic acid | Declined as CAS-Code 93-72-1 is applicable. |
| P2107 | 01-12-2022 | 4.0 | Declined | 2-Methyl-4-chlorophenoxy acetic acid | Declined as CAS 94-74-6 is applicable. |
| P2108 | 01-12-2022 | 4.0 | Declined | 2-(1-Naphthyl)acetamide | Declined as CAS code 86-86-2 is applicable. |
| P2109 | 01-12-2022 | 4.0 | Declined | Abamectin | Declined as CAS-Code 71751-41-2 is applicable. |
| P2110 | 01-12-2022 | 4.0,4.1 | Approved | Aldehydes (Sum of) UKWIR | UK Water Industry Research (UKWIR). |
| P2111 | 01-12-2022 | 4.0,4.1 | Approved | Amines (Sum of) UKWIR | UK Water Industry Research (UKWIR). |
| P2112 | 01-12-2022 | 4.0,4.1 | Approved | Ethers (Sum of) UKWIR | UK Water Industry Research (UKWIR). |
| P2113 | 01-12-2022 | 4.0,4.1 | Approved | Ketones (Sum Of) UKWIR | UK Water Industry Research (UKWIR). |
| P2114 | 17-10-2025 | 4.0,4.1 | Proposed | Nitrate (2:1) | |
| P2115 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-35 | |
| P2116 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C10-35 | |
| P2117 | 17-10-2025 | 4.0,4.1 | Proposed | Flash Point 56C | |
| P2118 | 01-12-2022 | 4.0,4.1 | Approved | Benzo fluorene (non-specific isomer) | |
| P2119 | 01-12-2022 | 4.0,4.1 | Approved | Triterpanes 191m/z | |
| P2120 | 01-12-2022 | 4.0,4.1 | Approved | Triaromatic Steranes 231m/z | |
| P2121 | 17-10-2025 | 4.0,4.1 | Proposed | Saturates (Aliphatics) | |
| P2122 | 01-12-2022 | 4.0,4.1 | Approved | Resins (Heterocyclics) | |
| P2123 | 01-12-2022 | 4.0,4.1 | Approved | Asphaltenes | |
| P2124 | 01-12-2022 | 4.0 | Declined | Clostridia Perfringens | Declined as P-Code P1100 is applicable. |
| P2125 | 01-12-2022 | 4.0,4.1 | Approved | Faecal Coliforms | Accepted as a generic code but P-Codes P1343 (Confirmed) and P1344 (Presumptive) may be more suitable. |
| P2126 | 01-12-2022 | 4.0,4.1 | Approved | Salmonella | Accepted as a generic code but P-Codes P1105 and P1435 may be more suitable. |
| P2127 | 17-10-2025 | 4.0 | Declined | Coliforms Total | Description changed from "Total Coliforms" Declined as P-Code P1107 is applicable. |
| P2128 | 01-12-2022 | 4.0 | Declined | Total Oxidised Nitrogen as N | Declined as preceded by P-Code P1352. |
| P2129 | 17-10-2025 | 4.0,4.1 | Approved | EPH/TPH >C20-25 | Description changed from "EPH/TPH 20-25" to match prior consistency. |
| P2130 | 17-10-2025 | 4.0,4.1 | Approved | EPH/TPH >C25-30 | Description changed from "EPH/TPH 25-30" to match prior consistency. |
| P2131 | 17-10-2025 | 4.0,4.1 | Approved | EPH/TPH >C30-35 | Description changed from "EPH/TPH 30-35" to match prior consistency. |
| P2132 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C6-44 | |
| P2133 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C35-44 | Precedes declined P-Code P2373. |
| P2134 | 01-12-2022 | 4.0 | Declined | Ortho Phosphate as P | Declined as a duplicate of P-Code P2010 / P1468. |
| P2135 | 01-12-2022 | 4.0,4.1 | Approved | TPH >C16-40 | |
| P2136 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Inorganic Nitrogen (DIN) | Description changed from "Dissolved Inorganic Nitrogen". |
| P2137 | 17-10-2025 | 4.0,4.1 | Proposed | Endosulphan I & Alpha-Chlorodane | |
| P2138 | 17-10-2025 | 4.0,4.1 | Proposed | Endosulphan II & 4,4-DDD | |
| P2139 | 01-12-2022 | 4.0,4.1 | Approved | PCB 28 + PCB 31 | |
| P2140 | 17-10-2025 | 4.0,4.1 | Proposed | Sugars | |
| P2141 | 17-10-2025 | 4.0,4.1 | Proposed | Detergents | |
| P2142 | 17-10-2025 | 4.0,4.1 | Proposed | Oils and Fats | |
| P2143 | 01-12-2022 | 4.0,4.1 | Approved | Odour (HCl Addition) | |
| P2144 | 01-12-2022 | 4.0,4.1 | Approved | Humic Matter | |
| P2145 | 17-10-2025 | 4.0,4.1 | Proposed | Suspended Matter | |
| P2146 | 01-12-2022 | 4.0,4.1 | Approved | Sodium Chloride Content as NaCl | |
| P2147 | 17-10-2025 | 4.0,4.1 | Proposed | Stone Content | |
| P2148 | 17-10-2025 | 4.0,4.1 | Proposed | Total BTEX and MTBE | |
| P2149 | 17-10-2025 | 4.0,4.1 | Proposed | Total VOC | |
| P2150 | 17-10-2025 | 4.0,4.1 | Approved | Total SVOC (excl. PAH/Phenols/Cresols) | Description changed from "Total SVOC (excl PAH/Phenols/Cresols)". |
| P2151 | 17-10-2025 | 4.0,4.1 | Proposed | Total Cresol and Chlorinated Phenols | |
| P2152 | 17-10-2025 | 4.0,4.1 | Proposed | Phosphorus (Available) | Description changed from "Phosphorus Available". |
| P2153 | 17-10-2025 | 4.0,4.1 | Proposed | Textural Class | |
| P2154 | 17-10-2025 | 4.0,4.1 | Proposed | % Coarse Fragments Content >2mm | Associated with BS3882:2015 & BS ISO 11277:2009. |
| P2155 | 17-10-2025 | 4.0,4.1 | Proposed | % Coarse Fragments Content >20mm | Associated with BS3882:2015 & BS ISO 11277:2009. |
| P2156 | 17-10-2025 | 4.0,4.1 | Proposed | % Coarse Fragments Content >50mm | Associated with BS3882:2015 & BS ISO 11277:2009. |
| P2157 | 17-10-2025 | 4.0,4.1 | Proposed | % Visible Contaminants >2mm | |
| P2158 | 17-10-2025 | 4.0,4.1 | Proposed | % Visible Contaminants Plastics | |
| P2159 | 01-12-2022 | 4.0,4.1 | Approved | Sharps, number (in 1kg of sample) | |
| P2160 | 01-12-2022 | 4.0,4.1 | Approved | Carbon:Nitrogen Ratio | |
| P2161 | 17-10-2025 | 4.0,4.1 | Proposed | Electrical Conductivity (CaSO4 extract) | Believe this is related to BS3882. |
| P2162 | 17-10-2025 | 4.0,4.1 | Proposed | Acceptable textural classification | |
| P2163 | 17-10-2025 | 4.0,4.1 | Proposed | Hazardous Waste Assessment | |
| P2164 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C8-40 | Precedes declined P-Code P2246. |
| P2166 | 17-10-2025 | 4.0,4.1 | Proposed | Weight of Removed Material | |
| P2167 | 17-10-2025 | 4.0,4.1 | Proposed | Description of Removed Material | |
| P2168 | 17-10-2025 | 4.0,4.1 | Proposed | Flash Point (Minimum Value) | |
| P2169 | 17-10-2025 | 4.0,4.1 | Approved | Aromatics >C5-10 | Precedes declined P-Code P2443. Description changed from "Aromatics C5-C10". |
| P2170 | 17-10-2025 | 4.0,4.1 | Approved | Aliphatics >C5-10 | Precedes declined P-Code P2442. Description changed from "Aliphatics C5-10". |
| P2171 | 01-12-2022 | 4.0,4.1 | Approved | Dioxins & Furans | |
| P2172 | 01-12-2022 | 4.0,4.1 | Approved | Dioxins & Furans & dioxin like PCBs | |
| P2173 | 01-12-2022 | 4.0,4.1 | Approved | Resistivity | |
| P2174 | 01-12-2022 | 4.0,4.1 | Approved | Diphenyl Tin | |
| P2175 | 17-10-2025 | 4.0,4.1 | Approved | Monophenyltin | Description changed from "Monophenyl Tin". |
| P2176 | 01-12-2022 | 4.0 | Declined | Triphenyltin | Declined as a duplicate of CAS-Code 892-20-6. |
| P2177 | 01-12-2022 | 4.0 | Declined | Monobutyl Tin | Declined as CAS-Code 78763-54-9 is applicable. |
| P2178 | 01-12-2022 | 4.0,4.1 | Approved | PCB 118 + PCB 123 | |
| P2179 | 17-10-2025 | 4.0,4.1 | Proposed | BS3882 Sizing <0.002mm | |
| P2180 | 17-10-2025 | 4.0,4.1 | Proposed | BS3885 Sizing 0.063mm to 0.002mm | |
| P2181 | 17-10-2025 | 4.0,4.1 | Proposed | BS3882 Sizing 2mm to 0.063mm | |
| P2182 | 17-10-2025 | 4.0,4.1 | Proposed | BS8601 Sizing <0.002mm | |
| P2183 | 17-10-2025 | 4.0,4.1 | Proposed | BS8601 Sizing 0.063mm to 0.002mm | |
| P2184 | 17-10-2025 | 4.0,4.1 | Proposed | BS3601 Sizing 2mm to 0.063mm | |
| P2185 | 17-10-2025 | 4.0,4.1 | Proposed | Total Carbon (BS3882) | |
| P2186 | 17-10-2025 | 4.0,4.1 | Proposed | Conductivity (BS3882) | |
| P2187 | 17-10-2025 | 4.0,4.1 | Proposed | Conductivity (BS8601) | |
| P2188 | 17-10-2025 | 4.0,4.1 | Proposed | BS3882 Loss on Ignition 450 | |
| P2189 | 17-10-2025 | 4.0,4.1 | Proposed | BS8601 Loss on Ignition 440 | |
| P2190 | 17-10-2025 | 4.0,4.1 | Proposed | Density @20C | |
| P2191 | 17-10-2025 | 4.0,4.1 | Proposed | Whole Oil Trace | |
| P2192 | 17-10-2025 | 4.0,4.1 | Proposed | Carbon Range | |
| P2193 | 01-12-2022 | 4.0,4.1 | Approved | Boiling Point Range | |
| P2194 | 01-12-2022 | 4.0,4.1 | Approved | Pristane/Phytane Ratio | Precedes declined P-Code P2355. |
| P2195 | 01-12-2022 | 4.0,4.1 | Approved | nC17/Pristane Ratio | Precedes declined P-Code P2354. |
| P2196 | 01-12-2022 | 4.0,4.1 | Approved | Age ( 2years) (Christensen & Larsen 1993) | |
| P2197 | 17-10-2025 | 4.0,4.1 | Proposed | Description (Oil) | |
| P2198 | 01-12-2022 | 4.0,4.1 | Approved | Viscosity at 40C | |
| P2199 | 01-12-2022 | 4.0,4.1 | Approved | True Colour | |
| P2200 | 17-10-2025 | 4.0,4.1 | Proposed | Fats Oils and Grease | |
| P2201 | 17-10-2025 | 4.0,4.1 | Proposed | Settled BOD | |
| P2202 | 01-12-2022 | 4.0,4.1 | Approved | Loss on Drying | |
| P2203 | 17-10-2025 | 4.0,4.1 | Approved | Phosphorus (Dissolved - Total as PO4) | Description changed from "Total Phosphorus as PO4 (dissolved)". |
| P2204 | 17-10-2025 | 4.0,4.1 | Proposed | Volatile Solids | |
| P2205 | 01-12-2022 | 4.0,4.1 | Approved | Acid Digestible Fibre | |
| P2206 | 01-12-2022 | 4.0,4.1 | Approved | Biological Methane Potential | |
| P2207 | 01-12-2022 | 4.0 | Declined | GRO C6-10 | Declined as a duplicate of P-Code P1382. |
| P2208 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-16 | |
| P2209 | 17-10-2025 | 4.0,4.1 | Proposed | Solids, Suspended (Non-Settleable) | |
| P2210 | 17-10-2025 | 4.0,4.1 | Proposed | Total ACM Gravimetric Quantification (% Asb) | |
| P2211 | 17-10-2025 | 4.0,4.1 | Proposed | Total Detailed Gravimetric Quantification (% Asb) | |
| P2212 | 01-12-2022 | 4.0 | Declined | Asbestos Gravimetric & PCOM Total | Declined as a duplicate of P-Code P1887. |
| P2213 | 17-10-2025 | 4.0,4.1 | Proposed | Total Gravimetric Quantification (ACM + Detailed) (% Asb) | |
| P2214 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos PCOM Quantification (Fibres) | |
| P2215 | 01-12-2022 | 4.0 | Declined | Water Soluble Sulphate as SO4 2:1 Extract | Declined as BRE Tests should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2216 | 17-10-2025 | 4.0,4.1 | Proposed | % Visible Contaminants Sharps | |
| P2218 | 01-12-2022 | 4.0,4.1 | Approved | Sodium Absorption Ratio | |
| P2219 | 17-10-2025 | 4.0,4.1 | Proposed | Exchangeable Sodium Percentage | |
| P2220 | 01-12-2022 | 4.0 | Declined | Speciated Mercury - elemental | Declined as a duplicate of P-Code P1868. |
| P2221 | 01-12-2022 | 4.0 | Declined | Speciated Mercury - inorganic | Declined as a duplicate of P-Code P1867. |
| P2222 | 01-12-2022 | 4.0 | Declined | Speciated Mercury - methyl | Declined as CAS-Code 22967-92-6 is applicable. |
| P2223 | 01-12-2022 | 4.0,4.1 | Approved | Total Mercury - AAF | |
| P2224 | 17-10-2025 | 4.0,4.1 | Approved | Dibromofluoromethane (surrogate) | Description changed from "Dibromofluoromethane (surrogate)". |
| P2225 | 17-10-2025 | 4.0,4.1 | Proposed | Waste Limit Total - % | |
| P2226 | 17-10-2025 | 4.0,4.1 | Proposed | Bulk gas, Total | |
| P2227 | 17-10-2025 | 4.0,4.1 | Proposed | Suspended Solids, Total neutralised | |
| P2228 | 17-10-2025 | 4.0,4.1 | Proposed | Solids, Suspended (1Hr Non-Sett) | |
| P2229 | 17-10-2025 | 4.0,4.1 | Proposed | Solids, Suspended (5 min Non-Sett) | |
| P2230 | 17-10-2025 | 4.0,4.1 | Proposed | Solids, Suspended (5 min Sett) | |
| P2231 | 17-10-2025 | 4.0,4.1 | Proposed | Sulphide (Oxidisable) as SO4 | |
| P2232 | 17-10-2025 | 4.0,4.1 | Proposed | Total Solids | |
| P2233 | 01-12-2022 | 4.0,4.1 | Approved | Gross Alpha | |
| P2234 | 01-12-2022 | 4.0,4.1 | Approved | Gross Beta | |
| P2235 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C5-40 | |
| P2236 | 01-12-2022 | 4.0,4.1 | Approved | Pseudomonas | |
| P2237 | 17-10-2025 | 4.0,4.1 | Proposed | Total Alkalinity as HCO3 | |
| P2238 | 01-12-2022 | 4.0 | Declined | EPH >C8-10 | Declined as a duplicate of already declined P-Code P1865. |
| P2239 | 01-12-2022 | 4.0 | Declined | Aliphatics & Aromatics >C10-25 | Declined as a duplicate of P-Code P2067. |
| P2240 | 01-12-2022 | 4.0 | Declined | Aliphatics & Aromatics >C25-40 | Declined as a duplicate of P-Code P2069. |
| P2241 | 01-12-2022 | 4.0 | Declined | Aliphatics & Aromatics >C10-16 | Declined as a duplicate of P-Code P1804. |
| P2242 | 01-12-2022 | 4.0 | Declined | Aliphatics & Aromatics >C16-40 | Declined as a duplicate of P-Code P2068. |
| P2243 | 17-10-2025 | 4.0,4.1 | Proposed | PCB, Total of 7 EC and 12 WHO | |
| P2244 | 01-12-2022 | 4.0,4.1 | Approved | Total SVOC (excl. PAH/Phenols/Cresols/Ethers/Nitrobenzene) | |
| P2245 | 01-12-2022 | 4.0,4.1 | Approved | Total SVOC (excl. PAH/Phenols/Cresols/Chlorphenols/Ethers/Nitrobenzene) | |
| P2246 | 01-12-2022 | 4.0 | Declined | EPH/TPH >C8-40 | Declined as a duplicate of P-Code P2164. |
| P2247 | 17-10-2025 | 4.0,4.1 | Proposed | Total Phenols (from SVOC) UKWIR | |
| P2248 | 01-12-2022 | 4.0,4.1 | Approved | Sodium Adsorption Ratio | |
| P2249 | 01-12-2022 | 4.0,4.1 | Approved | Total SVOC (excl. PAH/Phenols/Cresols+Chlorphenols) | |
| P2250 | 17-10-2025 | 4.0,4.1 | Proposed | VOC Total (excl BTEX) | |
| P2251 | 01-12-2022 | 4.0 | Declined | Chloride (2:1) | Declined as likely associated with BRE / TRL tests which should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2252 | 01-12-2022 | 4.0,4.1 | Approved | Dioxins and Furans (Toxic Equivalent) | |
| P2253 | 01-12-2022 | 4.0,4.1 | Approved | Chloroalkanes >C10-13 | |
| P2254 | 17-10-2025 | 4.0,4.1 | Proposed | PCDD/F & PCB12 (Total) WHO2005 TEQ Lower Bound | |
| P2255 | 17-10-2025 | 4.0,4.1 | Proposed | PCDD/F & PCB12 (Total) WHO2005 TEQ Upper Bound | |
| P2256 | 17-10-2025 | 4.0,4.1 | Proposed | Sum of 6 isomers DDT | |
| P2257 | 17-10-2025 | 4.0,4.1 | Proposed | Sum of 4 hexachlorcyclohexanes | |
| P2258 | 17-10-2025 | 4.0,4.1 | Proposed | Sum of PAH - Lowerbound | |
| P2259 | 17-10-2025 | 4.0,4.1 | Proposed | Sum of PAH - Upperbound | |
| P2260 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ (dl-PCB) - lower | |
| P2261 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ (dl-PCB) - upper | |
| P2262 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ -Lowerbound | |
| P2263 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ- Upperbound | |
| P2264 | 17-10-2025 | 4.0,4.1 | Proposed | Mixed Hydrocarbons (non-specific) | |
| P2265 | 17-10-2025 | 4.0,4.1 | Proposed | PFOS Perfluoro-octane sulfonate | |
| P2266 | 17-10-2025 | 4.0,4.1 | Proposed | Branched PFOS | |
| P2267 | 01-12-2022 | 4.0,4.1 | Approved | Tetrahydromethyl Naphthalene (non-specific isomer) | |
| P2268 | 01-12-2022 | 4.0 | Declined | TD-test-ignore | Declined as test code. |
| P2269 | 17-10-2025 | 4.0,4.1 | Proposed | PCDD/F WHO2005 TEQ Upper Bound | |
| P2270 | 17-10-2025 | 4.0,4.1 | Proposed | PCDD/F WHO2005 TEQ Lower Bound | |
| P2271 | 01-12-2022 | 4.0 | Declined | Intestinal Enterococci | Declined as P-Code P1250 is applicable. |
| P2272 | 17-10-2025 | 4.0,4.1 | Approved | TetramethylBenzene (non-specific isomer) | Description changed from "tetramethylBenzene (non-specific isomer)" for consistency. |
| P2273 | 17-10-2025 | 4.0,4.1 | Proposed | Heptachlor exo Epoxide | |
| P2274 | 01-12-2022 | 4.0,4.1 | Approved | TPH by infra red | |
| P2275 | 01-12-2022 | 4.0,4.1 | Approved | BARGE first metal | Bioaccessibility Research Group of Europe. |
| P2276 | 01-12-2022 | 4.0,4.1 | Approved | BARGE extra metals | Bioaccessibility Research Group of Europe. |
| P2277 | 01-12-2022 | 4.0,4.1 | Approved | PBET first metal | Physiologically Based Extraction Test. |
| P2278 | 01-12-2022 | 4.0,4.1 | Approved | PBET extra metals | Physiologically Based Extraction Test. |
| P2279 | 01-12-2022 | 4.0 | Declined | Sulphate (soluble) as S | Declined as likely associated with BRE / TRL tests which should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2280 | 17-10-2025 | 4.0,4.1 | Approved | Phosphorus (Total Reactive) | Description changed from "Total Reactive Phosphorus". |
| P2281 | 01-12-2022 | 4.0,4.1 | Approved | Cationic Surfactants | |
| P2282 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C35-44 | |
| P2283 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-C40 | Precedes declined P-Code(s) P04110 & P2436. |
| P2284 | 01-12-2022 | 4.0,4.1 | Approved | High Resolution Gamma Spectrometry | Precedes declined P-Code P2284. |
| P2285 | 01-12-2022 | 4.0,4.1 | Approved | Gross Calorific Value in Dry Matter Q(V/gr/d) | |
| P2286 | 01-12-2022 | 4.0,4.1 | Approved | Gross Calorific Value Original Q(V/gr/ar) | |
| P2287 | 01-12-2022 | 4.0,4.1 | Approved | Net Calorific Value in Dry Matter Q(V/net/d) | |
| P2288 | 01-12-2022 | 4.0,4.1 | Approved | Net Calorific Value in Original Q(V/net/ar) | |
| P2289 | 17-10-2025 | 4.0,4.1 | Proposed | Water Analytical M (ad) | |
| P2290 | 17-10-2025 | 4.0,4.1 | Proposed | Water Gross M(ex) | |
| P2291 | 17-10-2025 | 4.0,4.1 | Proposed | Water Total M(ar) | |
| P2292 | 01-12-2022 | 4.0,4.1 | Approved | GRO >C5-8 | |
| P2293 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C8-10 | |
| P2294 | 01-12-2022 | 4.0 | Declined | 1234678-HpCDD | Declined as CAS-Code 35822-46-9 is applicable. |
| P2295 | 01-12-2022 | 4.0 | Declined | 1234678-HpCDF | Declined as CAS-Code 67562-39-4 is applicable. |
| P2296 | 01-12-2022 | 4.0 | Declined | 1234789-HpCDF | Declined as CAS-Code 55673-89-7 is applicable. |
| P2297 | 01-12-2022 | 4.0 | Declined | 123478-HxCDD | Declined as CAS-Code 39227-28-6 is applicable. |
| P2298 | 01-12-2022 | 4.0 | Declined | 123478-HxCDF | Declined as CAS-Code 70648-26-9 is applicable. |
| P2299 | 01-12-2022 | 4.0 | Declined | 123678-HxCDD | Declined as CAS-Code 57653-85-7 is applicable. |
| P2300 | 01-12-2022 | 4.0 | Declined | 123678-HxCDF | Declined as CAS-Code 57117-44-9 is applicable. |
| P2301 | 01-12-2022 | 4.0 | Declined | 123789-HxCDD | Declined as CAS-Code 19408-74-3 is applicable. |
| P2302 | 01-12-2022 | 4.0 | Declined | 123789-HxCDF | Declined as CAS-Code 72918-21-9 is applicable. |
| P2303 | 01-12-2022 | 4.0 | Declined | 12378-PCDD | Declined as CAS-Code 40321-76-4 is applicable. |
| P2304 | 01-12-2022 | 4.0 | Declined | 12378-PCDF | Declined as CAS-Code 57117-41-6 is applicable. |
| P2305 | 01-12-2022 | 4.0 | Declined | 234678-HxCDF | Declined as CAS-Code 60851-35-5 is applicable. |
| P2306 | 01-12-2022 | 4.0 | Declined | 23478-PCDF | Declined as CAS-Code 57117-31-4 is applicable. |
| P2307 | 01-12-2022 | 4.0 | Declined | 2378-TCDD | Declined as CAS-Code 174-01-6 is applicable. |
| P2308 | 01-12-2022 | 4.0 | Declined | 2378-TCDF | Declined as CAS-Code 51207-31-9 is applicable. |
| P2309 | 01-12-2022 | 4.0 | Declined | OCDD | Declined as CAS-Code 3268-87-9 is applicable. |
| P2310 | 01-12-2022 | 4.0 | Declined | OCDF | Declined as CAS-Code 39001-02-0 is applicable. |
| P2311 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ(2) (WHO-2005) | |
| P2312 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ(1) (WHO-2005) | |
| P2313 | 17-10-2025 | 4.0,4.1 | Proposed | BDE (Sum) | |
| P2314 | 17-10-2025 | 4.0,4.1 | Proposed | Total PFOS | |
| P2316 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Dustiness | |
| P2317 | 17-10-2025 | 4.0,4.1 | Approved | Absorbance at UV254nm | Description changed from "at symbol" to "at". |
| P2318 | 01-12-2022 | 4.0,4.1 | Approved | Percent Diesel | |
| P2319 | 01-12-2022 | 4.0,4.1 | Approved | Percent Petrol | |
| P2320 | 01-12-2022 | 4.0,4.1 | Approved | Age of Petrol (schmidt et al 2002) | |
| P2321 | 01-12-2022 | 4.0,4.1 | Approved | Estimated percent weathering of Petrol | |
| P2322 | 01-12-2022 | 4.0,4.1 | Approved | Toluene/nC8 ratio of Petrol | |
| P2323 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-8 | Precedes declined P-Code P04109. |
| P2324 | 01-12-2022 | 4.0,4.1 | Approved | Sum of Detected Xylenes | |
| P2325 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C4-6 | |
| P2326 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C4-6 | |
| P2327 | 01-12-2022 | 4.0,4.1 | Approved | Acetone + Propanal | |
| P2328 | 17-10-2025 | 4.0,4.1 | Proposed | Potentially Respirable Fibres per gram | |
| P2329 | 17-10-2025 | 4.0,4.1 | Proposed | Total organic matter | |
| P2330 | 17-10-2025 | 4.0,4.1 | Proposed | Silt Content | |
| P2331 | 17-10-2025 | 4.0,4.1 | Proposed | Sand Content | |
| P2332 | 17-10-2025 | 4.0,4.1 | Proposed | Clay Content | |
| P2333 | 01-12-2022 | 4.0,4.1 | Approved | 3/4-Chlorophenol | |
| P2334 | 17-10-2025 | 4.0 | Declined | Silver-110m | Declined as CAS-Code 14391-76-5 is applicable. |
| P2335 | 17-10-2025 | 4.0 | Declined | Cerium-144 | Declined as CAS-Code 14762-78-8 is applicable. |
| P2336 | 17-10-2025 | 4.0 | Declined | Europium-154 | Declined as CAS-Code 15585-10-1 is applicable. |
| P2337 | 17-10-2025 | 4.0 | Declined | Europium-155 | Declined as CAS-Code 14391-16-3 is applicable. |
| P2338 | 17-10-2025 | 4.0 | Declined | Niobium-94 | Declined as CAS-Code 14681-61-1 is applicable. |
| P2339 | 17-10-2025 | 4.0 | Declined | Niobium-95 | Declined as CAS-Code 13967-76-5 is applicable. |
| P2340 | 17-10-2025 | 4.0 | Declined | Protactinium-233 | Declined as CAS-Code 13981-14-1 is applicable. |
| P2341 | 17-10-2025 | 4.0 | Declined | Zirconium-95 | Declined as CAS-Code 13967-71-0 is applicable. |
| P2342 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C7-10 | |
| P2343 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C15-35 | |
| P2344 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-26 | |
| P2345 | 17-10-2025 | 4.0,4.1 | Proposed | Cyanide Easily Liberated | |
| P2346 | 01-12-2022 | 4.0 | Declined | Ionised Ammonia/Ammonium | Declined as P-Code P1140 is applicable. |
| P2347 | 01-12-2022 | 4.0,4.1 | Approved | Frisbee (Tube+Foam) Dust Weight | |
| P2348 | 01-12-2022 | 4.0,4.1 | Approved | Temperature (field) | |
| P2349 | 17-10-2025 | 4.0,4.1 | Proposed | Total Oil and Grease | |
| P2350 | 01-12-2022 | 4.0,4.1 | Approved | Frisbee (Tube+Foam) Dust Deposition Rate | |
| P2351 | 17-10-2025 | 4.0,4.1 | Proposed | VOC Top 10 (Passive) | |
| P2352 | 17-10-2025 | 4.0,4.1 | Approved | Phthalates (Total) | Description changed from "Phthalates, Total". |
| P2353 | 17-10-2025 | 4.0,4.1 | Proposed | Solids, Suspended (Ignited @ 550oC) | |
| P2354 | 01-12-2022 | 4.0 | Declined | nC17/Pristane Ratio | Declined as a duplicate of P-Code P2195. |
| P2355 | 01-12-2022 | 4.0 | Declined | Pristane/Phytane Ratio | Declined as a duplicate of P-Code P2194. |
| P2356 | 01-12-2022 | 4.0 | Proposed | Insoluble Sulphate (Gypsum Content) | Likely associated with BRE / TRL tests which should be reported in GCHM Group using appropriate GCHM_CODE. |
| P2357 | 17-10-2025 | 4.0,4.1 | Proposed | Non Settleable Solids (rapidly) | |
| P2358 | 17-10-2025 | 4.0,4.1 | Proposed | Fixed Solids | |
| P2359 | 01-12-2022 | 4.0,4.1 | Approved | 4-Nonylphenol (sum of isomers) | |
| P2360 | 01-12-2022 | 4.0,4.1 | Approved | Titre to pH7 (10% HCl, 100ml sample) | |
| P2361 | 01-12-2022 | 4.0,4.1 | Approved | Titre to pH7 (40% Citric acid, 100ml sample) | |
| P2362 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Course Inert Particles, including Gravel, Concrete | |
| P2363 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Fine Soil including Gravel <10mm | |
| P2364 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Other Degradable Material | |
| P2365 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Total Sample Weight | |
| P2366 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Total Sample Weight (kg) | |
| P2367 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Visible Vegetation, Grass, Food waste | |
| P2368 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Visible Wood, Branches, Trees | |
| P2369 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Visible Cloth, Leather | |
| P2370 | 01-12-2022 | 4.0,4.1 | Approved | Forensic TOC: Visible Metal glass Ceramics other Inert mat | |
| P2371 | 17-10-2025 | 4.0 | Proposed | Tentatively Identified Gas Components | Replaced in 4.1 onwards by P04100 and use of additional ELRG headings. |
| P2372 | 17-10-2025 | 4.0,4.1 | Proposed | % Coarse Fragments Content >75mm | Associated with BS3882:2015 & BS ISO 11277:2009 - >75mm Not Mentioned. Descriptino changed from "% Coarse Fragment Content >75mm". |
| P2373 | 01-12-2022 | 4.0 | Declined | EPH/TPH >C35-44 | Declined as a duplicate of P-Code P2133. |
| P2374 | 01-12-2022 | 4.0,4.1 | Approved | Fatty Acid Methyl Ester Profile | |
| P2375 | 17-10-2025 | 4.0 | Declined | PAH (total 4) | Declined as P-Code P1875 is applicable. |
| P2376 | 01-12-2022 | 4.0,4.1 | Approved | Escherichia Coli | Accepted as a generic code but P-Codes P1101 (Confirmed) and P1102 (Presumptive) exist. |
| P2377 | 01-12-2022 | 4.0 | Declined | TVC at 22C (3 day) | Declined as P-Code P2005 is applicable. |
| P2378 | 01-12-2022 | 4.0,4.1 | Approved | TVC at 37C (2 day) | |
| P2379 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ(1) (NATO) | |
| P2380 | 17-10-2025 | 4.0,4.1 | Proposed | TEQ(2) (NATO) | |
| P2381 | 17-10-2025 | 4.0,4.1 | Proposed | GC Trace | |
| P2382 | 17-10-2025 | 4.0,4.1 | Proposed | Explosives Suite (SW + GW) | |
| P2383 | 01-12-2022 | 4.0,4.1 | Approved | Salinity | |
| P2384 | 01-12-2022 | 4.0,4.1 | Approved | As BARGE Stomach Phase | Bioaccessibility Research Group of Europe. |
| P2385 | 01-12-2022 | 4.0,4.1 | Approved | As BARGE Stomach + Intestinal Phase | Bioaccessibility Research Group of Europe. |
| P2386 | 01-12-2022 | 4.0,4.1 | Approved | As BARGE Bioaccessible Fraction | Bioaccessibility Research Group of Europe. |
| P2387 | 01-12-2022 | 4.0,4.1 | Approved | Pb BARGE Stomach Phase | Bioaccessibility Research Group of Europe. |
| P2388 | 01-12-2022 | 4.0,4.1 | Approved | Pb BARGE Stomach + Intestinal Phase | Bioaccessibility Research Group of Europe. |
| P2389 | 01-12-2022 | 4.0,4.1 | Approved | Pb BARGE Bioaccessible Fraction | Bioaccessibility Research Group of Europe. |
| P2390 | 01-12-2022 | 4.0,4.1 | Approved | As PBET Stomach Bioaccessibility | Physiologically Based Extraction Test. |
| P2391 | 01-12-2022 | 4.0,4.1 | Approved | As PBET Intestinal Bioaccessibility 1 | Physiologically Based Extraction Test. |
| P2392 | 01-12-2022 | 4.0,4.1 | Approved | As PBET Intestinal Bioaccessibility 2 | Physiologically Based Extraction Test. |
| P2393 | 01-12-2022 | 4.0,4.1 | Approved | As PBET Bioaccessible Fraction | Physiologically Based Extraction Test. |
| P2394 | 01-12-2022 | 4.0,4.1 | Approved | Pb PBET Stomach Bioaccessibility | Physiologically Based Extraction Test. |
| P2395 | 01-12-2022 | 4.0,4.1 | Approved | Pb PBET Intestinal Bioaccessibility 1 | Physiologically Based Extraction Test. |
| P2396 | 01-12-2022 | 4.0,4.1 | Approved | Pb PBET Intestinal Bioaccessibility 2 | Physiologically Based Extraction Test. |
| P2397 | 01-12-2022 | 4.0,4.1 | Approved | Pb PBET Bioaccessible Fraction | Physiologically Based Extraction Test. |
| P2398 | 01-12-2022 | 4.0 | Declined | Sulphate (2:1) as SO3 | Declined as likely associated with BRE / TRL tests which should be reported in GCHM using appropriate GCHM_CODE. |
| P2399 | 17-10-2025 | 4.0,4.1 | Proposed | Air Dried Solids | |
| P2400 | 01-12-2022 | 4.0 | Declined | Carbon Dating (C14) | Declined as CAS-Code 14762-75-5 is applicable. |
| P2401 | 17-10-2025 | 4.0,4.1 | Approved | Gamma Spectrometry High Resolution | Description changed from "Gamma Spectrometry HR (Radiological)". |
| P2402 | 01-12-2022 | 4.0,4.1 | Approved | Gross Alpha + Beta | |
| P2403 | 01-12-2022 | 4.0 | Declined | 75.0mm Particle Size | Declined as associated with Geotech Test and other codes proposed at same time also declined. |
| P2404 | 01-12-2022 | 4.0 | Declined | 63.0mm Particle Size | Declined as associated with Geotech Test and other codes proposed at same time also declined. |
| P2405 | 01-12-2022 | 4.0 | Declined | 50.0mm Particle Size | Declined as associated with Geotech Test and other codes proposed at same time also declined. |
| P2431 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-35 | |
| P2432 | 17-10-2025 | 4.0,4.1 | Approved | Benzo(a)pyrene (Bioaccessible Fraction) | Description changed from "Bioaccessible Fraction Benzo(a)pyrene". |
| P2433 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-40 | Precedes declined P-Code P2435. |
| P2434 | 17-10-2025 | 4.0,4.1 | Proposed | Flash Point <= 55oC | |
| P2435 | 01-12-2022 | 4.0 | Declined | Aromatics >C10-40 | Declined as a duplicate of P-Code P2433. |
| P2436 | 01-12-2022 | 4.0 | Declined | Aliphatics >C10-40 | Declined as a duplicate of P-Code P2283. |
| P2437 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C10-40 | |
| P2438 | 17-10-2025 | 4.0,4.1 | Proposed | PAH, Total of 6 | |
| P2439 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-44 | Precedes declined P-Code P04102. |
| P2440 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C10-44 | Precedes declined P-Code P04103. |
| P2441 | 17-10-2025 | 4.0,4.1 | Proposed | Acidity | |
| P2442 | 01-12-2022 | 4.0 | Declined | Aliphatics >C5-10 | Declined as a duplicate of P-Code P2170. |
| P2443 | 01-12-2022 | 4.0 | Declined | Aromatics >C5-10 | Declined as a duplicate of P-Code P2169. |
| P2444 | 17-10-2025 | 4.0,4.1 | Proposed | Flammability | |
| P2445 | 17-10-2025 | 4.0,4.1 | Approved | Base Saturation Percentage (BSP) | Description changed from "BSP Base Saturation Percentage". |
| P2446 | 17-10-2025 | 4.0,4.1 | Proposed | Sodium (exchangeable) | |
| P2447 | 17-10-2025 | 4.0,4.1 | Proposed | Potassium (exchangeable) | |
| P2448 | 17-10-2025 | 4.0,4.1 | Proposed | Magnesium (exchangeable) | |
| P2449 | 17-10-2025 | 4.0,4.1 | Proposed | Calcium (exchangeable) | |
| P2450 | 01-12-2022 | 4.0,4.1 | Approved | EPH >C10-15 | |
| P2451 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-28 | |
| P2452 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C12-28 | |
| P2453 | 17-10-2025 | 4.0,4.1 | Proposed | Alkalinity - Bicarbonate as HCO3 | Description changed from "Alkalinity (Bicarbonate) as HCO3". |
| P2454 | 17-10-2025 | 4.0,4.1 | Proposed | VOCs | |
| P2455 | 17-10-2025 | 4.0,4.1 | Proposed | SVOCs | |
| 2132-70-9 | 01-12-2022 | 4.0,4.1 | Approved | p,p-Methoxychlor | |
| 2437-79-8 | 01-12-2022 | 4.0,4.1 | Approved | PCB-47 | |
| 32598-10-0 | 01-12-2022 | 4.0,4.1 | Approved | PCB-66 | |
| 35694-08-7 | 01-12-2022 | 4.0,4.1 | Approved | PCB-194 | |
| 37680-65-2 | 01-12-2022 | 4.0,4.1 | Approved | PCB-18 | |
| 38380-03-9 | 01-12-2022 | 4.0,4.1 | Approved | PCB-110 | |
| 38380-04-0 | 01-12-2022 | 4.0,4.1 | Approved | PCB-149 | |
| 38380-07-3 | 17-10-2025 | 4.0,4.1 | Proposed | PCB-128 | |
| 41464-39-5 | 01-12-2022 | 4.0,4.1 | Approved | PCB-44 | |
| 41464-40-8 | 01-12-2022 | 4.0,4.1 | Approved | PCB-49 | |
| 52663-63-5 | 01-12-2022 | 4.0,4.1 | Approved | PCB-151 | |
| 52663-69-1 | 01-12-2022 | 4.0,4.1 | Approved | PCB-183 | |
| 52712-04-6 | 01-12-2022 | 4.0,4.1 | Approved | PCB-141 | |
| 74472-42-7 | 01-12-2022 | 4.0,4.1 | Approved | PCB-158 | |
| GRO (C6-C7 Aliphatic) | 01-12-2022 | 4.0 | Declined | GRO (C6-C7 Aliphatic) | Declined as not a P-Code. |
| P2456 | 17-10-2025 | 4.0,4.1 | Proposed | BOD + ATU (settled, 5 day) | Description changed from "BOD +ATU (settled, 5 day)". |
| P2457 | 17-10-2025 | 4.0,4.1 | Proposed | BOD + ATU (total, 5 day) | |
| P2458 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C10-14 | |
| P2459 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C14-28 | |
| P2460 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C14-36 | |
| P2461 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-25 | |
| P2462 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-44 | |
| P2463 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C36-44 | |
| P2464 | 01-12-2022 | 4.0,4.1 | Approved | Sulphite Reducing Clostridia | |
| P2465 | 17-10-2025 | 4.0,4.1 | Proposed | PCB, Total Of 25 Congeners | |
| P2466 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-14 | |
| P2467 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C10-20 | |
| P2468 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C14-36 | |
| P2469 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C21-28 | |
| P2470 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C21-40 | |
| P2471 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C28-35 | |
| P2472 | 01-12-2022 | 4.0 | Declined | GRO (C6-C7 Aliphatic) | Declined as a duplicate of P-Code P1377. |
| P2473 | 01-12-2022 | 4.0 | Declined | GRO (C7-C8 Aliphatic) | Declined as a duplicate of P-Code P1378. |
| P2474 | 17-10-2025 | 4.0,4.1 | Proposed | COD Total | |
| P2475 | 17-10-2025 | 4.0,4.1 | Proposed | Major Constituents | |
| P2476 | 17-10-2025 | 4.0,4.1 | Proposed | Minor Constituents | |
| P2477 | 17-10-2025 | 4.0,4.1 | Proposed | Miscellaneous Constituents | |
| P2478 | 01-12-2022 | 4.0,4.1 | Approved | Dioxin like PCBs | |
| P2479 | 01-12-2022 | 4.0,4.1 | Approved | TVC at 30C | |
| 52663-68-0 | 01-12-2022 | 4.0,4.1 | Approved | PCB-187 | |
| P2480 | 01-12-2022 | 4.0,4.1 | Approved | Microbial Activity Index 21 day | |
| P2481 | 01-12-2022 | 4.0,4.1 | Approved | Nitrogen (Total Oxidised) as NO3 | Precedes declined P-Code P04107. |
| 104040-78-0 | 01-12-2022 | 4.0,4.1 | Approved | Flazasulfuron | |
| 2327-02-8 | 17-10-2025 | 4.0,4.1 | Approved | 1-(3,4-Dichlorophenyl) urea (DCPU) | Description changed from "1-(3.4-Dichlorophenyl) urea (DCPU)". |
| P2482 | 17-10-2025 | 4.0,4.1 | Proposed | Weight of Sample Leached (Kg) | |
| P2483 | 17-10-2025 | 4.0,4.1 | Proposed | Weight of Dry Material Leached | Description changed from "Weight of Dry Material". |
| P2484 | 17-10-2025 | 4.0,4.1 | Proposed | Fraction of material above 4mm | |
| P2485 | 17-10-2025 | 4.0,4.1 | Proposed | Fraction Non Crushable Material | |
| P2486 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of Water for 10:1 Leachate | |
| P2487 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of water for 2:1 Leachate | |
| P2488 | 17-10-2025 | 4.0,4.1 | Proposed | Weight of water for 2:1 Leachate | |
| P2489 | 17-10-2025 | 4.0,4.1 | Proposed | Weight of Water for 8:1 Leachate | |
| P2490 | 17-10-2025 | 4.0,4.1 | Proposed | Volume of 2:1 Leachate analysed | Description changed from "Volume of 2:1 Leach analysed". |
| 1007-28-9 | 01-12-2022 | 4.0,4.1 | Approved | Atrazine-desisopropyl | |
| 102-71-6 | 17-10-2025 | 4.0,4.1 | Approved | Triethanolamine | Description changed from "triethanolamine". |
| 104206-82-8 | 01-12-2022 | 4.0,4.1 | Approved | Mesotrione | |
| 110-02-1 | 17-10-2025 | 4.0,4.1 | Approved | Thiophene | Description changed from "thiophene". |
| 111991-09-4 | 01-12-2022 | 4.0,4.1 | Approved | Nicosulfuron | |
| 1131-01-7 | 17-10-2025 | 4.0,4.1 | Approved | 2-Chloro-2,6-diethylacetanilide | Description changed from "2-Chloro-2.6-diethylacetanilide". |
| 114311-32-9 | 01-12-2022 | 4.0,4.1 | Approved | Imazamox | |
| 120923-37-7 | 01-12-2022 | 4.0,4.1 | Approved | Amidosulfuron | |
| 122931-48-0 | 01-12-2022 | 4.0,4.1 | Approved | Rimsulfuron | |
| 132-66-1 | 01-12-2022 | 4.0,4.1 | Approved | Naptalam | |
| 135590-91-9 | 01-12-2022 | 4.0,4.1 | Approved | Mefenpyr-diethyl | |
| 141776-32-1 | 01-12-2022 | 4.0,4.1 | Approved | Sulfosulfuron | |
| 14214-32-5 | 01-12-2022 | 4.0,4.1 | Approved | Difenoxuron | |
| 144171-61-9 | 01-12-2022 | 4.0 | Declined | Indoxacarb | Declined as CAS-Code 144171-61-9 is applicable. |
| 145701-23-1 | 01-12-2022 | 4.0,4.1 | Approved | Florasulam | |
| 149-30-4 | 17-10-2025 | 4.0,4.1 | Approved | Mercaptobenzothiazole | Description changed from "mercaptobenzothiazole". |
| 168088-61-7 | 01-12-2022 | 4.0,4.1 | Approved | Pyribenzoxim | |
| 17254-80-7 | 01-12-2022 | 4.0,4.1 | Approved | Chloridazon-methyl desphenyl | |
| 173159-57-4 | 01-12-2022 | 4.0,4.1 | Approved | Foramsulfuron | |
| 178928-70-6 | 01-12-2022 | 4.0,4.1 | Approved | Prothioconazole | |
| 199119-58-9 | 01-12-2022 | 4.0,4.1 | Approved | Trifloxysulfuron-sodium | |
| 2008-58-4 | 01-12-2022 | 4.0,4.1 | Approved | 2,6-Dichlorobenzamide (BAM) | |
| 208465-21-8 | 01-12-2022 | 4.0,4.1 | Approved | Mesosulfuron-methyl | |
| 210880-92-5 | 01-12-2022 | 4.0,4.1 | Approved | Clothianidin | Supersedes declined CAS-Code 205510-53-8. |
| 2163-68-0 | 01-12-2022 | 4.0,4.1 | Approved | Atrazine-2-hydroxy | |
| 22175-22-0 | 01-12-2022 | 4.0,4.1 | Approved | Chlorotoluron-desmethyl | |
| 22936-86-3 | 01-12-2022 | 4.0,4.1 | Approved | Cyprazine | |
| 2599-11-3 | 01-12-2022 | 4.0,4.1 | Approved | Simazine-2-hydroxy | |
| 28159-98-0 | 01-12-2022 | 4.0,4.1 | Approved | Cybutryne (Irgarol) | |
| 29091-21-2 | 01-12-2022 | 4.0,4.1 | Approved | Prodiamine | |
| 30125-63-4 | 01-12-2022 | 4.0,4.1 | Approved | Terbuthylazine-desethyl | |
| 30391-89-0 | 17-10-2025 | 4.0,4.1 | Approved | 2-Amino-N-(isopropyl)benzamide | Description changed from "2-amino-N-(isopropyl)benzamide". |
| 34123-57-4 | 01-12-2022 | 4.0,4.1 | Approved | Isoproturon-monodemethyl | Note description changed as the original description of "Isoproturon-desmethyl" is in fact CAS 56046-17-4. |
| 35045-02-4 | 01-12-2022 | 4.0,4.1 | Approved | Metribuzin-desamino | |
| 350820-04-1 | 01-12-2022 | 4.0,4.1 | Approved | Parathion-ethyl | |
| 3567-62-2 | 01-12-2022 | 4.0,4.1 | Approved | Diuron desmethyl (DCPMU) | |
| 37764-25-3 | 01-12-2022 | 4.0,4.1 | Approved | Dichlormid | |
| 41814-78-2 | 01-12-2022 | 4.0,4.1 | Approved | Tricyclazole | |
| 50-30-6 | 17-10-2025 | 4.0,4.1 | Approved | 2,6-Dichlorobenzoic acid (DBA) | Description changed from "2,6-dichlorobenzoic acid (DBA)". |
| 50563-36-5 | 01-12-2022 | 4.0,4.1 | Approved | Dimethachlor | |
| 535-89-7 | 01-12-2022 | 4.0,4.1 | Approved | Crimidine | |
| 56073-07-5 | 01-12-2022 | 4.0,4.1 | Approved | Difenacoum | Supersedes declined P-Code P1989. |
| 61592-45-8 | 01-12-2022 | 4.0,4.1 | Approved | Bentazone methyl | |
| 6190-65-4 | 01-12-2022 | 4.0,4.1 | Approved | Atrazine-desethyl | |
| 6339-19-1 | 01-12-2022 | 4.0,4.1 | Approved | Chloridazon-desphenyl | |
| 64902-72-3 | 01-12-2022 | 4.0,4.1 | Approved | Chlorsulfuron | |
| 66753-06-8 | 01-12-2022 | 4.0,4.1 | Approved | Terbuthylazine-desethyl-2-hydroxy | |
| 66753-07-9 | 01-12-2022 | 4.0,4.1 | Approved | Terbuthylazine-hydroxy | |
| 672-99-1 | 01-12-2022 | 4.0,4.1 | Approved | (4-Bromo-3,5-dimethylphenyl N-methylcarbamate) BDMC | Note description expanded from just BDMC. |
| 67564-91-4 | 01-12-2022 | 4.0,4.1 | Approved | Fenpropimorph | Supersedes CAS-Code 67306-03-0. |
| 69335-91-7 | 01-12-2022 | 4.0,4.1 | Approved | Fluazifop | |
| 69806-34-4 | 01-12-2022 | 4.0,4.1 | Approved | Haloxyfop | |
| 69806-40-2 | 01-12-2022 | 4.0,4.1 | Approved | Haloxyfop-methyl (isomers) | |
| 69806-50-4 | 01-12-2022 | 4.0,4.1 | Approved | Fluazifop-butyl (isomers) | |
| 72490-01-8 | 01-12-2022 | 4.0,4.1 | Approved | Fenoxycarb | Supersedes less used CAS-Code 79127-80-3. |
| 7286-69-3 | 01-12-2022 | 4.0,4.1 | Approved | Sebuthylazine | |
| 74051-80-2 | 01-12-2022 | 4.0,4.1 | Approved | Sethoxydim | |
| 74223-64-6 | 01-12-2022 | 4.0,4.1 | Approved | Metsulfuron-methyl | |
| 76578-12-6 | 01-12-2022 | 4.0,4.1 | Approved | Quizalofop | |
| 79241-46-6 | 01-12-2022 | 4.0,4.1 | Approved | Fluazifop-p-butyl | Supersedes declined CAS 83066-88-0. |
| 79277-27-3 | 01-12-2022 | 4.0,4.1 | Approved | Thifensulfuron-methyl | |
| 81335-77-5 | 01-12-2022 | 4.0,4.1 | Approved | Imazethapyr | |
| 81405-85-8 | 01-12-2022 | 4.0,4.1 | Approved | Imazamethabenz-methyl | |
| 82097-50-5 | 01-12-2022 | 4.0,4.1 | Approved | Triasulfuron | |
| 84087-01-4 | 01-12-2022 | 4.0,4.1 | Approved | Quinclorac | |
| 84496-56-0 | 01-12-2022 | 4.0,4.1 | Approved | Clomeprop | |
| 86209-51-0 | 01-12-2022 | 4.0,4.1 | Approved | Primisulfuron-methyl | |
| 95617-09-7 | 01-12-2022 | 4.0,4.1 | Approved | Fenoxaprop | |
| P2491 | 01-12-2022 | 4.0 | Declined | Isoproturon-monodesmethyl | Declined as CAS code 34123-57-4 is applicable. |
| 90717-03-6 | 01-12-2022 | 4.0,4.1 | Approved | Quinmerac | |
| P2492 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Basic Limit Total - % | |
| P2493 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Basic Limit Gravimetric - % | |
| P2494 | 17-10-2025 | 4.0,4.1 | Proposed | Asbestos Basic Limit PCOM evaluation - % | |
| P2495 | 01-12-2022 | 4.0,4.1 | Approved | Odour | Precedes declined P-Code(s) P04115,P04117. |
| P2496 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics >C6-10 | |
| P2497 | 01-12-2022 | 4.0,4.1 | Approved | Aromatics >C6-10 | |
| P2499 | 01-12-2022 | 4.0,4.1 | Approved | Mass of dried test portion | |
| 78-85-3 | 17-10-2025 | 4.0,4.1 | Approved | Methacrolein | Description changed from "methacrolein". |
| 463-58-1 | 17-10-2025 | 4.0,4.1 | Approved | Carbonyl sulphide | Description changed from "carbonyl sulphide". |
| 624-89-5 | 17-10-2025 | 4.0,4.1 | Approved | Methyl ethyl sulphide | Description changed from "methyl ethyl sulphide". |
| 75-66-1 | 01-12-2022 | 4.0,4.1 | Approved | Tertiary butyl mercaptan | |
| 15438-31-0 | 17-10-2025 | 4.0,4.1 | Approved | Iron(2+) - Ferrous Iron | Supersedes deprecated P-Code P1086. Description changed from "Fe+2". |
| 20074-52-6 | 17-10-2025 | 4.0,4.1 | Approved | Iron(3+) - Ferric Iron | Supersedes deprecated P-Code P1088. Description changed from "Ferric Iron (Iron +3)". |
| 1305-62-0 | 01-12-2022 | 4.0,4.1 | Approved | Available Ca(OH)2, Calcium hydroxide | |
| 1344-28-1 | 17-10-2025 | 4.0,4.1 | Approved | Aluminum Oxide (Al2O3) | Description changed from "Aluminum oxide, Al2O3". |
| P2501 | 17-10-2025 | 4.0,4.1 | Proposed | Ammonia, Total as NH4 | |
| 1982-47-4 | 01-12-2022 | 4.0,4.1 | Approved | Chloroxuron | Supersedes declined P-Code P1993. |
| P04100 | 01-12-2022 | 4.1 | Approved | Tentatively Identified Compound (TIC) | Supersedes all previous TIC P-Codes (P1245,P1245). |
| P04104 | 01-12-2022 | 4.0 | Declined | >C6-C7 Aliphatic | Declined as a duplicate of P-Code P1377. |
| P04105 | 01-12-2022 | 4.0 | Declined | Aromatics >C5-7 | Declined as a duplicate of P-Code P1441. |
| P04106 | 17-10-2025 | 4.0,4.1 | Proposed | Visible Solids | |
| P04107 | 01-12-2022 | 4.0 | Declined | Nitrogen (total oxidised) as NO3 | Declined as a duplicate of P-Code P2481. |
| P04108 | 01-12-2022 | 4.0,4.1 | Approved | pH (5:1) | Should P-Code P1334 description be updated to include 2.5:1?. |
| P04109 | 01-12-2022 | 4.0 | Declined | Aromatics >C6-8 | Declined as a duplicate of P-Code P2323. |
| P04110 | 01-12-2022 | 4.0 | Declined | Aliphatics >C10-40 | Declined as a duplicate of P-Code P2283. |
| P04111 | 17-10-2025 | 4.0,4.1 | Approved | Legionella pneumophila SG1 | Description changed from "Legionella pneumophila Srg 1". |
| P04112 | 17-10-2025 | 4.0,4.1 | Approved | Legionella pneumophila SG2-14 | Description changed from "Legionella pneumophila Srg2-14". |
| P04113 | 01-12-2022 | 4.0,4.1 | Approved | Volume filtered for Legionella | |
| P04114 | 01-12-2022 | 4.0,4.1 | Approved | Total Indicative Dose | |
| P04115 | 01-12-2022 | 4.0 | Declined | Odour | Declined as a duplicate of P-Code P2495. |
| P04116 | 01-12-2022 | 4.0,4.1 | Approved | Odour Type | |
| P04117 | 17-10-2025 | 4.0 | Declined | Odour | Declined as a duplicate of P-Code P2495. |
| P04118 | 17-10-2025 | 4.0 | Declined | Clostridium perfringens | Declined as P-Code P1100 is applicable. |
| P04119 | 01-12-2022 | 4.0,4.1 | Approved | Faecal Streptococci | Accepted as a generic code but P-Codes P1263 (Confirmed) and P1264 (Presumptive) exist and may be more suitable. |
| P04120 | 01-12-2022 | 4.0,4.1 | Approved | Apparent Colour | |
| P1433 | 17-10-2025 | 4.0 | Declined | VOC Total (excluding targets) | Declined in ERES. |
| P1434 | 17-10-2025 | 4.0 | Declined | PCB EC7 (Sum) | Declined in ERES (duplicate of 1336-36-6). |
| P1437 | 17-10-2025 | 4.0 | Declined | Volatile Organic Compounds | Declined in ERES. |
| P1438 | 17-10-2025 | 4.0 | Declined | Total Petroleum Hydrocarbons | Declined in ERES. |
| P1701 | 17-10-2025 | 4.0 | Declined | Block Start Code by AGS committee | Declined in ERES. |
| P1703 | 17-10-2025 | 4.0 | Declined | Ammonia as N | Declined in ERES. |
| P1707 | 17-10-2025 | 4.0 | Declined | Sulphur, Elemental | Declined in ERES as duplicate of P1022. |
| P1709 | 17-10-2025 | 4.0 | Declined | VOC TIC | Declined in ERES. |
| P1710 | 17-10-2025 | 4.0 | Declined | Soil Organic Matter | Declined in ERES. |
| P1713 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C12-16 | Reinstated as TPH >C12-16 did not exist in this format. |
| P1714 | 17-10-2025 | 4.0 | Declined | TPH >C12-16 | Declined as duplicate of P-Code P1713. |
| P1719 | 17-10-2025 | 4.0 | Declined | Sulphide, Easily liberated | Declined in ERES. |
| P1722 | 17-10-2025 | 4.0 | Declined | Total Moisture @105C | Declined in ERES. |
| P1729 | 17-10-2025 | 4.0 | Declined | Moisture @40C | Declined in ERES. |
| P1735 | 17-10-2025 | 4.0 | Declined | EPH/TPH >C10-16 | Declined in ERES as duplicate of P1734. Precedes deprecated P-Code P1797. |
| P1737 | 17-10-2025 | 4.0 | Declined | Acidity (methyl orange) pH 3 | Declined in ERES. |
| P1746 | 17-10-2025 | 4.0 | Declined | BOD (settled, 5 day) | Declined in ERES. |
| P1747 | 17-10-2025 | 4.0 | Declined | BOD (total, 5 day) | Declined in ERES. |
| P1751 | 17-10-2025 | 4.0 | Declined | Clay | Declined in ERES. |
| P1752 | 17-10-2025 | 4.0 | Declined | Sand | Declined in ERES. |
| P1753 | 17-10-2025 | 4.0 | Declined | Silt | Declined in ERES. |
| P1754 | 17-10-2025 | 4.0 | Declined | Natural Moisture Content | Declined in ERES. |
| P1755 | 17-10-2025 | 4.0 | Declined | Stones >10mm | Declined in ERES. |
| P1756 | 17-10-2025 | 4.0 | Declined | Moisture | Declined in ERES. |
| P1757 | 17-10-2025 | 4.0 | Declined | Moisture @ 105oC | Declined in ERES. |
| P1830 | 17-10-2025 | 4.0 | Declined | Solids, Total diss. | Declined in ERES as duplicate of P1132. |
| P1833 | 17-10-2025 | 4.0 | Declined | Leachate Prep BS EN 12457-2 (10:1) | Declined in ERES. |
| P1837 | 17-10-2025 | 4.0 | Approved | EPH >C6-10 | Description changed from "EPH>C6-10". |
| P1838 | 17-10-2025 | 4.0 | Declined | Mixed Hydrocarbons | Declined in ERES. |
| P1840 | 17-10-2025 | 4.0 | Declined | Electrical Conductivity | Declined in ERES. |
| P1841 | 17-10-2025 | 4.0,4.1 | Declined | EPH >C10-12 | Declined as a duplicate of P-Code P1383. Description changed from "EPH>C10-12" for consistency. |
| P1843 | 17-10-2025 | 4.0 | Declined | Total cresols | Declined in ERES as 1319-77-3 more appropriate. |
| 2909-52-6 | 17-10-2025 | 4.0 | Declined | Bromoform | Declined in ERES as this CAS code is for Beutylated Bromoform. |
| P1844 | 17-10-2025 | 4.0 | Declined | Tetrachloroethylene | Declined in ERES. |
| P1845 | 17-10-2025 | 4.0 | Declined | Trichloroethylene | Declined in ERES. |
| P1848 | 17-10-2025 | 4.0 | Declined | Sulphate (2:1) | Declined in ERES. |
| P1851 | 17-10-2025 | 4.0 | Declined | Catechol | Declined in ERES as duplicate of 120-80-9. |
| P1852 | 17-10-2025 | 4.0 | Declined | Total Monohydric Phenols | Declined in ERES as duplicate of P1186. |
| P1855 | 17-10-2025 | 4.0 | Declined | Sample Type | Declined in ERES. |
| P1856 | 17-10-2025 | 4.0 | Declined | Other Items | Declined in ERES. |
| P1858 | 17-10-2025 | 4.0 | Declined | PAH Total 17 (inc Coronene) | Declined in ERES as duplicate of P1310. |
| P1859 | 17-10-2025 | 4.0 | Declined | Total Alkalinity as CaCO3 | Declined in ERES. Declined as a duplicate of P-Code P1335. |
| P1862 | 17-10-2025 | 4.0 | Declined | % Cation Excess | Declined in ERES as duplicate of P1002. |
| P1864 | 17-10-2025 | 4.0 | Declined | m/p-cresol | Declined in ERES as duplicate of P1846. |
| P1865 | 17-10-2025 | 4.0 | Declined | EPH >C8-10 | Originally declined as a duplicate of P-Code P1717 (but that refers to EPH/TPH Banding) - consider reinstating as Approved. |
| P1869 | 17-10-2025 | 4.0 | Declined | Mass of raw test portion | Declined in ERES as duplicate of P1832. |
| P1878 | 17-10-2025 | 4.0 | Declined | Total Phenols | Declined in ERES. |
| P1934 | 17-10-2025 | 4.0 | Declined | Cresols | Declined in ERES as duplicate of P1843. |
| P1939 | 17-10-2025 | 4.0 | Declined | EPH/TPH >C6-8 | Declined in ERES as duplicate of P1733. Declined as a duplicate of P-Code P1939. |
| P1940 | 17-10-2025 | 4.0 | Declined | Sulphate (Total) | Declined in ERES. |
| P1943 | 17-10-2025 | 4.0 | Declined | Diesel Range Organics (DRO) | Declined in ERES as suggest the code for EPH/TPH >C10-24 is more appropriate. |
| P1954 | 17-10-2025 | 4.0 | Declined | Soluble Sulphate 2:1 extract as SO4 BRE | Declined in ERES. |
| P1955 | 17-10-2025 | 4.0 | Declined | Nitrate (BRE) | Declined in ERES. |
| P1956 | 17-10-2025 | 4.0 | Declined | Chloride (BRE) | Declined in ERES. |
| P1957 | 17-10-2025 | 4.0 | Declined | Chloride 2:1 water/soil extract BRE | Declined in ERES. |
| P1958 | 17-10-2025 | 4.0 | Declined | Bacillus Anthracis | Declined in ERES as duplicate of P1299. |
| P1968 | 17-10-2025 | 4.0 | Declined | TRL 447 - W/S Sulphur (as S) | Declined in ERES. |
| P1969 | 17-10-2025 | 4.0 | Declined | TRL 447 - Acid Soluble Sulphur (as S) | Declined in ERES. |
| P1970 | 17-10-2025 | 4.0 | Declined | TRL 447 - Water Soluble Sulphate as SO4 (2:1) | Declined in ERES. |
| P1971 | 17-10-2025 | 4.0 | Declined | TRL 447 - Acid Soluble Sulphate (as SO4) | Declined in ERES. |
| P1972 | 17-10-2025 | 4.0 | Declined | TRL 447 - Total Sulphur (as S) | Declined in ERES. |
| P1973 | 17-10-2025 | 4.0 | Declined | TRL 447 - Total Potential Sulphate (as SO4) | Declined in ERES. |
| P1974 | 17-10-2025 | 4.0 | Declined | TRL 447 - Oxidisable Sulphide (as SO4) | Declined in ERES. |
| P1982 | 17-10-2025 | 4.0 | Declined | Total Sulphur | Declined in ERES. |
| P2004 | 17-10-2025 | 4.0 | Declined | TVC at 22C | Already declined (duplicate of P2005). |
| P2053 | 17-10-2025 | 4.0 | Declined | PID Reading | Declined in ERES. |
| P2072 | 17-10-2025 | 4.0 | Declined | Sample Temperature | Declined in ERES. |
| P2073 | 17-10-2025 | 4.0 | Declined | Weight of soil | Declined in ERES. |
| P2093 | 17-10-2025 | 4.0 | Declined | Bulk Density | Declined in ERES. |
| P2094 | 17-10-2025 | 4.0 | Declined | Dry Density | Declined in ERES. |
| P2095 | 17-10-2025 | 4.0 | Declined | Moisture Content (Bulk Density) | Declined in ERES. |
| P2165 | 17-10-2025 | 4.0 | Declined | Soil Type | Declined in ERES. |
| P2217 | 17-10-2025 | 4.0 | Declined | Soil Density | Declined in ERES. |
| P2315 | 17-10-2025 | 4.0 | Declined | Moisture Content at 35 deg | Declined in ERES. |
| P2406 | 17-10-2025 | 4.0 | Declined | 50.0mm Particle Size | Declined in ERES. |
| P2407 | 17-10-2025 | 4.0 | Declined | 37.5mm Particle Size | Declined in ERES. |
| P2408 | 17-10-2025 | 4.0 | Declined | 28.0mm Particle Size | Declined in ERES. |
| P2409 | 17-10-2025 | 4.0 | Declined | 20.0mm Particle Size | Declined in ERES. |
| P2410 | 17-10-2025 | 4.0 | Declined | 14.0mm Particle Size | Declined in ERES. |
| P2411 | 17-10-2025 | 4.0 | Declined | 10.0mm Particle Size | Declined in ERES. |
| P2412 | 17-10-2025 | 4.0 | Declined | 6.30mm Particle Size | Declined in ERES. |
| P2413 | 17-10-2025 | 4.0 | Declined | 5.00mm Particle Size | Declined in ERES. |
| P2414 | 17-10-2025 | 4.0 | Declined | 3.35mm Particle Size | Declined in ERES. |
| P2415 | 17-10-2025 | 4.0 | Declined | 2.00mm Particle Size | Declined in ERES. |
| P2416 | 17-10-2025 | 4.0 | Declined | 1.18mm Particle Size | Declined in ERES. |
| P2417 | 17-10-2025 | 4.0 | Declined | 0.600mm Particle Size | Declined in ERES. |
| P2418 | 17-10-2025 | 4.0 | Declined | 0.425mm Particle Size | Declined in ERES. |
| P2419 | 17-10-2025 | 4.0 | Declined | 0.300mm Particle Size | Declined in ERES. |
| P2420 | 17-10-2025 | 4.0 | Declined | 0.212mm Particle Size | Declined in ERES. |
| P2421 | 17-10-2025 | 4.0 | Declined | 0.150mm Particle Size | Declined in ERES. |
| P2422 | 17-10-2025 | 4.0 | Declined | 0.063mm Particle Size | Declined in ERES. |
| P2423 | 17-10-2025 | 4.0 | Declined | 0.020mm Particle Size | Declined in ERES. |
| P2424 | 17-10-2025 | 4.0 | Declined | 0.006mm Particle Size | Declined in ERES. |
| P2425 | 17-10-2025 | 4.0 | Declined | 0.002mm Particle Size | Declined in ERES. |
| P2426 | 17-10-2025 | 4.0 | Declined | Cobbles | Declined in ERES. |
| P2427 | 17-10-2025 | 4.0 | Declined | Gravel | Declined in ERES. |
| P2428 | 17-10-2025 | 4.0 | Declined | Sand | Declined in ERES. |
| P2429 | 17-10-2025 | 4.0 | Declined | Silt | Declined in ERES. |
| P2430 | 17-10-2025 | 4.0 | Declined | Clay | Declined in ERES. |
| P2498 | 17-10-2025 | 4.0 | Declined | Moisture Content | Declined in ERES. |
| P2500 | 17-10-2025 | 4.0 | Declined | Moisture content at 40C | Declined in ERES. |
| P04121 | 01-12-2022 | 4.0,4.1 | Approved | Organotins Surrogate % recovery | |
| 2279-76-7 | 01-12-2022 | 4.0,4.1 | Approved | Tripropyltin Chloride | |
| P04122 | 17-10-2025 | 4.0,4.1 | Approved | Legionella pneumophila SG2-15 | Description changed from "Legionella pneumophila Sg 2-15". |
| P04123 | 17-10-2025 | 4.0,4.1 | Approved | Legionella SPP (non-pneumophila) | Description changed from "Legionella Sp(non-pneumophila)". |
| P04124 | 01-12-2022 | 4.0,4.1 | Approved | Contains Petrol | |
| P04125 | 01-12-2022 | 4.0,4.1 | Approved | Contains Diesel | |
| P04126 | 01-12-2022 | 4.0,4.1 | Approved | Listeria | |
| P04127 | 17-10-2025 | 4.0,4.1 | Proposed | Flash Point 50C | |
| P04128 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C5-10 | |
| P04129 | 17-10-2025 | 4.0,4.1 | Proposed | Total of 8 Gases | Sum of gas analytes. |
| P04130 | 17-10-2025 | 4.0,4.1 | Proposed | C1-C7 | Likely refers to gas analysis. |
| P04131 | 17-10-2025 | 4.0,4.1 | Proposed | Final Pressure | Pressure reading of gas canister. |
| P04132 | 17-10-2025 | 4.0,4.1 | Proposed | Initial Vacuum | Vacuum reading of gas canister. |
| P04133 | 17-10-2025 | 4.0,4.1 | Proposed | Number of other gases | Gas analysis C1-C7. |
| P04134 | 17-10-2025 | 4.0,4.1 | Proposed | Total of other gases | Gas analysis C1-C7 result value. |
| P04135 | 17-10-2025 | 4.0,4.1 | Approved | Dissolved Oxygen (Fixed) | Description changed from "Dissolved Oxygen, Fixed". |
| P04136 | 17-10-2025 | 4.0,4.1 | Proposed | Phenols, Total Detected 8 Species | Description changed from "Phenols, Total Detect 8 Species". |
| P04137 | 17-10-2025 | 4.1 | Proposed | Total Sulphur as SO4 | |
| P04138 | 01-12-2022 | 4.0,4.1 | Approved | Total 2,3,7,8-Furans | |
| P04139 | 01-12-2022 | 4.0,4.1 | Approved | Total 2,3,7,8-Dioxins | |
| P04140 | 01-12-2022 | 4.0,4.1 | Approved | Aliphatics & Aromatics >C44-70 | |
| P04141 | 01-12-2022 | 4.0,4.1 | Approved | Total Chlorophenols | |
| P04142 | 01-12-2022 | 4.0,4.1 | Approved | Fuel - Potential Identification | |
| P04143 | 01-12-2022 | 4.0,4.1 | Approved | Resistivity at 25C | |
| 108-62-3 | 01-12-2022 | 4.0,4.1 | Approved | Metaldehyde | |
| P04144 | 17-10-2025 | 4.0,4.1 | Proposed | Canister Serial Number | Associated to gas results acquired in field. |
| P04145 | 17-10-2025 | 4.0,4.1 | Proposed | Unidentified Group of Compounds | Likely refers to gas analysis - analytes where exact nature cannot be determined. |
| P04146 | 17-10-2025 | 4.0,4.1 | Approved | VOC TO-15 Total | Description changed from "VOC TO15 Total". |
| P04147 | 17-10-2025 | 4.0,4.1 | Approved | Fraction of material >5mm (NRA Leachate Preparation) | Description changed from "Fraction of material >5mm". |
| 335-73-3 | 01-12-2022 | 4.0 | Declined | PFDS (Perfluoro-1-decanesulfonate) | Declined as invalid CAS-Code. Correct CAS-Code is 335-77-3. |
| 2706-91-40 | 01-12-2022 | 4.0 | Declined | PFPeS (Perfluoro-1-pentanesulfonate) | Declined as invalid CAS-Code. Correct CAS-Code is 2706-91-4. |
| P04148 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C4-6 | Description changed from "TPH >C4-C6" to match existing format. |
| P04149 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C6-8 | Description changed from "TPH >C6-C8" to match existing format. |
| P04150 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C8-10 | Description changed from "TPH >C8-C10" to match existing format. |
| P04151 | 17-10-2025 | 4.0,4.1 | Approved | TPH >C10-12 | Description changed from "TPH >C10-C12" to match existing format. |
| P04152 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C8-44 | |
| P04153 | 17-10-2025 | 4.0,4.1 | Approved | GRO >C4-6 | Description changed from "GRO >C4-C6" to match prior consistency. |
| P04154 | 01-12-2022 | 4.0,4.1 | Approved | Anionic Surfactants | |
| P04155 | 17-10-2025 | 4.1 | Proposed | Acid Soluble Carbonate | |
| P04156 | 17-10-2025 | 4.1 | Proposed | Ammonia, Total as N | |
| 13994-20-2 | 01-12-2022 | 4.0,4.1 | Approved | Neptunium-237 | |
| P04157 | 01-12-2022 | 4.0,4.1 | Proposed | Sulphate as %S | Likely associated with BRE / TRL tests and should therefore be reported in GCHM. |
| P04158 | 01-12-2022 | 4.0,4.1 | Approved | Oil and Grease | |
| P04159 | 01-12-2022 | 4.0,4.1 | Approved | Interpretation - Diesel | |
| P04160 | 01-12-2022 | 4.0,4.1 | Approved | Interpretation - Gasoline | |
| P04161 | 01-12-2022 | 4.0,4.1 | Approved | Bioaccessible Fraction Nickel | |
| P04162 | 01-12-2022 | 4.0,4.1 | Approved | EPH/TPH >C16-40 | |
| P04163 | 17-10-2025 | 4.0,4.1 | Approved | Sum of 11 PAH (Scandinavia) | Description changed from "Sum of 11 PAH" to add (Scandinavia) suffix. |
| P04164 | 17-10-2025 | 4.0,4.1 | Approved | Sum of carcinogenic PAH (Scandinavia) | Description changed from "Sum of carcinogenic PAH" to add (Scandinavia) suffix. |
| P04165 | 17-10-2025 | 4.0,4.1 | Approved | Sum of PAH L (Scandinavia) | Description changed from "Sum of PAH L" to add (Scandinavia) suffix. |
| P04166 | 17-10-2025 | 4.0,4.1 | Approved | Sum of PAH M (Scandinavia) | Description changed from "Sum of PAH M" to add (Scandinavia) suffix. |
| P04167 | 17-10-2025 | 4.0,4.1 | Approved | Sum of PAH H (Scandinavia) | Description changed from "Sum of PAH H" to add (Scandinavia) suffix. |
| P04168 | 17-10-2025 | 4.0,4.1 | Approved | Sum of TEX (Scandinavia) | Description changed from "Sum of TEX" to add (Scandinavia) suffix. |
| P04169 | 17-10-2025 | 4.0,4.1 | Approved | Aliphatics >C5-8 | Description changed from "Aliphatic >C5-C8" to match prior consistency. |
| P04170 | 17-10-2025 | 4.0,4.1 | Approved | Aliphatics >C5-16 | Description changed from "Aliphatic >C5-C16" to match prior consistency. |
| P04171 | 17-10-2025 | 4.0 | Declined | Aromatics >C10-16 | Declined as a duplicate of P-Code P2070. Description changed from "Aromatics >C10-C16" to match existing format. |
| P04172 | 17-10-2025 | 4.1 | Proposed | Concentration of other gases | |
| P04173 | 17-10-2025 | 4.1 | Proposed | Distributed Natural Gas | |
| P04174 | 17-10-2025 | 4.0,4.1 | Approved | Sum of other PAH (Scandinavia) | Description changed from "Sum of other PAH" to add (Scandinavia) suffix. |
| P04175 | 01-12-2022 | 4.0,4.1 | Approved | Methylchrysenes | Accepted as a generic code. |
| 6108-10-07 | 01-12-2022 | 4.0 | Declined | Hexachlorocyclohexane Epsilon | Declined as both an invalid CAS-Code and the correct CAS-Code ("6108-10-7") already proposed or approved. |
| 1002-53-5 | 01-12-2022 | 4.0,4.1 | Approved | Dibutyltin | Note CAS-Code 1191-48-6 also appears to be a valid CAS-Code, though this one more common in the databases. |
| 112-53-8 | 01-12-2022 | 4.0,4.1 | Approved | Dodecanol | |
| 112-72-1 | 01-12-2022 | 4.0,4.1 | Approved | Tetradecanol | |
| 1146-65-2 | 01-12-2022 | 4.0,4.1 | Approved | Naphthalene-d8 | Supersedes decprecated P-Code P1093. |
| 1308-38-9 | 01-12-2022 | 4.0,4.1 | Approved | Chromium (III) Oxide | Supersedes deprecated P-Code P1937. |
| 1313-13-9 | 01-12-2022 | 4.0,4.1 | Approved | Manganese (IV) Oxide | Supersedes declined P-Code P2049. |
| 13252-13-6 | 01-12-2022 | 4.0,4.1 | Approved | PERFLUORO(2-METHYL-3-OXAHEXANOIC) ACID (HFPO-DA) | |
| 13252-14-7 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoro-2,5-dimethyl-3,6-dioxanonanoic acid (HFPO-TA) | |
| 1344-43-0 | 01-12-2022 | 4.0,4.1 | Approved | Manganese (II) Oxide | Supersedes declined P-Code P2050. |
| 13967-71-0 | 17-10-2025 | 4.1 | Approved | Zirconium-95 | Supersedes declined P-Code P2341. |
| 13967-76-5 | 17-10-2025 | 4.1 | Approved | Niobium-95 | Supersedes declined P-Code P2339. |
| 13968-55-3 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-233 | |
| 13981-14-1 | 17-10-2025 | 4.1 | Approved | Protactinium-233 | Supersedes declined P-Code P2340. |
| 13982-70-2 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-236 | |
| 14158-29-3 | 01-12-2022 | 4.0,4.1 | Approved | Uranium-232 | |
| 14391-16-3 | 17-10-2025 | 4.1 | Approved | Europium-155 | Supersedes declined P-Code P2337. |
| 14391-76-5 | 17-10-2025 | 4.1 | Approved | Silver-110 | Supersedes declined P-Code P2334. |
| 14681-63-1 | 17-10-2025 | 4.1 | Approved | Niobium-94 | Supersedes declined P-Code P2338. |
| 14762-78-8 | 17-10-2025 | 4.1 | Approved | Cerium-144 | Supersedes declined P-Code P2335. |
| 151772-58-6 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoro-3,6-dioxaheptanoic acid (NFDHA) | |
| 15231-44-4 | 01-12-2022 | 4.0,4.1 | Approved | Dioctyltin | |
| 15585-10-1 | 17-10-2025 | 4.1 | Approved | Europium-154 | Supersedes declined P-Code P2336. |
| 16517-11-6 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorooctadecanoic acid (PFODA) | |
| 1678-97-3 | 01-12-2022 | 4.0,4.1 | Approved | 1,2,3-Trimethyl Cyclohexane | Supersedes deprecated CAS-Code 1678-81-5. |
| 1691-99-2 | 01-12-2022 | 4.0,4.1 | Approved | N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide (MeFOSE) | |
| 174675-49-1 | 01-12-2022 | 4.0,4.1 | Approved | Sodium perfluorotridecanesulfonate (PFTrDS) | |
| 18708-86-6 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfenvinphos (Alpha) | Supersedes declined P-Code P1975. |
| 18708-87-7 | 01-12-2022 | 4.0,4.1 | Approved | Chlorfenvinphos (Beta) | Supersedes declined P-Code P1976. |
| 217487-17-7 | 01-12-2022 | 4.0,4.1 | Approved | Isoproturon D6 | Supersedes declined CAS code P04220. |
| 220621-36-9 | 01-12-2022 | 4.0,4.1 | Approved | Simazine-d10 | Supersedes declined P-Code P04221. |
| 2355-31-9 | 01-12-2022 | 4.0,4.1 | Approved | N-methylperfluorooctane sulfonamidoacetic acid (MeFOSAA) | |
| 28044-83-9 | 01-12-2022 | 4.0,4.1 | Approved | Trans heptachloroexpoxide | |
| 298-01-1 | 01-12-2022 | 4.0,4.1 | Approved | (E) Mevinphos | Supersedes declined P-Code P1978. |
| 2991-50-6 | 17-10-2025 | 4.0,4.1 | Approved | N-ethylperfluorooctane sulfonamidoacetic acid (EtFOSAA) | Description changed from "EtFOSAA". |
| 30334-69-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorobutylsulphonamide (FBSA) | |
| 31506-32-8 | 01-12-2022 | 4.0,4.1 | Approved | Heptadecafluoro-N-methyloctanesulphonamide (N-MeFOSA) | |
| 338-45-4 | 01-12-2022 | 4.0,4.1 | Approved | (Z) Mevinphos | Supersedes declined P-Code P1979. |
| 356-02-5 | 01-12-2022 | 4.0,4.1 | Approved | 3:3 Fluorotelomer carboxylic acid (3:3 FTCA) | |
| 376-06-7 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorotetradecanoic acid (PFTeA) | |
| 377-73-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoro-3-methoxypropanoic acid (PFMOPrA) | |
| 39108-34-4 | 01-12-2022 | 4.0,4.1 | Approved | 8:2 Fluorotelomer sulfonic acid (8:2 FTS) | |
| 4151-50-2 | 01-12-2022 | 4.0,4.1 | Approved | Sulfluramid (N-EtFOSA) | |
| 41997-13-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorohexanesulfonamide (FHxSA) | |
| 56046-17-4 | 01-12-2022 | 4.0,4.1 | Approved | Isoproturon-didemethyl | Note CAS 34123-57-4 was originally incorrectly described as Isoproturon-desmethyl. |
| 56073-10-0 | 01-12-2022 | 4.0,4.1 | Approved | Brodifacoum | Supersedes declined P-Code P1986. |
| 5836-29-3 | 01-12-2022 | 4.0,4.1 | Approved | Coumatetralyl | Supersedes declined P-Code P1988. |
| 59080-40-9 | 01-12-2022 | 4.0,4.1 | Approved | PBB 153 | |
| 67905-19-5 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorohexadecanoic acid (PFHxDA) | |
| 68085-85-8 | 01-12-2022 | 4.0,4.1 | Approved | Cyhalothrin | Supersedes declined P-Code P1990. |
| 68259-12-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorononanesulfonic acid (PFNS) | |
| 68439-50-9 | 01-12-2022 | 4.0,4.1 | Approved | Alcohols, C12-C14, ethoxylated | Supersedes declined P-Code P04235. |
| 71751-41-2 | 01-12-2022 | 4.0,4.1 | Approved | Abamectin | Supersedes declined P-Code P2109. |
| 72629-94-8 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorotridecanoic acid (PFTrDA) | |
| 7440-16-6 | 01-12-2022 | 4.0,4.1 | Approved | Rhodium | Supersedes declined P-Code P1985. |
| 7440-29-1 | 17-10-2025 | 4.1 | Approved | Thorium-232 | Supersedes declined P-Code P2102. |
| 7440-65-5 | 01-12-2022 | 4.0,4.1 | Approved | Yttrium | Supersedes declined P-Code P1983. |
| 749786-16-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoroundecanesulfonic acid (PFUnDS) | |
| 756426-58-1 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoro(2-((6-chlorohexyl)oxy)ethanesulfonic acid) (9Cl-PF3ONS) | |
| 757124-72-4 | 01-12-2022 | 4.0,4.1 | Approved | 1H,1H,2H,2H-Perfluorohexanesulphonic acid (4:2 FTS) | |
| 763051-92-9 | 17-10-2025 | 4.0,4.1 | Approved | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | Description changed from "11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)". |
| 77521-29-0 | 01-12-2022 | 4.0,4.1 | Approved | AMPA (alpha-Amino-2,3-dihydro-5-methyl-3-oxo-4-isoxazolepropanoic acid) | Supersedes deprecated CAS code 74341-63-2. |
| 78763-54-9 | 01-12-2022 | 4.0,4.1 | Approved | Monobutyltin | Supersedes declined P-Code P2177. |
| 79780-39-5 | 01-12-2022 | 4.0,4.1 | Approved | Perfluorododecanesulfonic acid (PFDoS) | |
| 812-70-4 | 17-10-2025 | 4.0,4.1 | Approved | 2H,2H,3H,3H-Perfluorodecanoic acid (7:3 FTCA) | Description changed from "7:3 FTCA". |
| 863090-89-5 | 01-12-2022 | 4.0,4.1 | Approved | Perfluoro-4-methoxybutanoic acid (PFMOBA) | |
| 86-86-2 | 01-12-2022 | 4.0,4.1 | Approved | 1-Naphthylacetamide | Supersedes declined P-code P2108. |
| 914637-49-3 | 17-10-2025 | 4.0,4.1 | Approved | 2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA) | Description changed from "5:3 FTCA". |
| 91-64-5 | 01-12-2022 | 4.0,4.1 | Approved | Coumarin | Supersedes declined P-Code P1987. |
| 919005-14-4 | 01-12-2022 | 4.0,4.1 | Approved | 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | |
| 96182-53-5 | 01-12-2022 | 4.0,4.1 | Approved | Tebupirimphos | Supersedes declined CAS-Code 96345-33-4. |
| P04101 | 01-12-2022 | 4.0,4.1 | Approved | Water Density | |
| P04102 | 01-12-2022 | 4.0 | Declined | Aliphatics >C10-44 | Declined as a duplicate of P-Code P2439. |
| P04103 | 01-12-2022 | 4.0 | Declined | Aromatics >C10-44 | Declined as a duplicate of P-Code P2440. |
| P04176 | 17-10-2025 | 4.1 | Proposed | Shaken BOD | |
| P04177 | 01-12-2022 | 4.0,4.1 | Approved | NAGpH (Mining) | Associated with Mining - consider suffix. |
| P04178 | 01-12-2022 | 4.0,4.1 | Approved | Net neutralisation potential (Mining) | Associated with Mining - consider suffix. |
| P04179 | 01-12-2022 | 4.0,4.1 | Approved | Neutralisation potential (Mining) | Associated with Mining - consider suffix. |
| P04180 | 01-12-2022 | 4.0,4.1 | Approved | Neutralisation potential ratio (Mining) | Associated with Mining - consider suffix. |
| P04181 | 01-12-2022 | 4.0,4.1 | Approved | Total Carbon (Mining) | Associated with Mining - consider suffix. |
| P04182 | 01-12-2022 | 4.0,4.1 | Approved | Acid Potential (Mining) | Associated with Mining - consider suffix. |
| P04183 | 01-12-2022 | 4.0,4.1 | Approved | Non-Ionic Surfactants | |
| P04184 | 01-12-2022 | 4.0,4.1 | Approved | Quintozene & Pentachloroanaline | Precedes declined P-Code P4184. |
| P04185 | 01-12-2022 | 4.0,4.1 | Approved | Sum of DDs & DDts & Ddes | |
| P04186 | 17-10-2025 | 4.0,4.1 | Proposed | Dioxins WHO-2005-TEQ-Lowerbound | |
| P04187 | 17-10-2025 | 4.0,4.1 | Proposed | Dioxins WHO-2005-TEQ-Upperbound | |
| P04188 | 01-12-2022 | 4.0,4.1 | Approved | SVOC Forensic Scan | |
| P04189 | 17-10-2025 | 4.0,4.1 | Proposed | Total Organic Carbon (Calculated from LOI) | Understood to be used in Sweden for TOC. |
| P04190 | 17-10-2025 | 4.0,4.1 | Approved | 1,2,3,5- & 1,2,4,5-Tetrachlorobenzene | Description changed from "1.2.3.5- & 1.2.4.5-Tetrachlorobenzene". |
| P04191 | 17-10-2025 | 4.0 | Declined | Hardness, Carbonate as CaCO3 | Declined as duplicate of P-Code P1345. |
| P04192 | 17-10-2025 | 4.0,4.1 | Approved | Mineral Oil >C8-10 | Description changed from "Mineral Oil >C8-C10" to match existing format. |
| P04193 | 17-10-2025 | 4.0,4.1 | Approved | Mineral Oil >C10-12 | Description changed from "Mineral Oil >C10-12" to match existing format. |
| P04194 | 17-10-2025 | 4.0,4.1 | Approved | Mineral Oil >C12-16 | Description changed from "Mineral Oil >C12-C16" to match existing format. |
| P04195 | 17-10-2025 | 4.0,4.1 | Approved | Mineral Oil >C16-21 | Description changed from "Mineral Oil >C16-21" to match existing format. |
| P04196 | 17-10-2025 | 4.0,4.1 | Proposed | Potentially Respirable Fibres count | Description changed from "Number of Potentially Respirable Fibres Counted". Understood to be a Asbestos PCOM Quantification analysis result. |
| P04197 | 17-10-2025 | 4.0,4.1 | Proposed | Homogenous | Required reportable result for asbestos testing. |
| P04198 | 01-12-2022 | 4.0,4.1 | Approved | Total Identified PFAS | |
| P04199 | 01-12-2022 | 4.0,4.1 | Approved | Total PFAS DWI 47 | |
| P04200 | 01-12-2022 | 4.0,4.1 | Approved | Total PFAS EU 20 | |
| P04201 | 17-10-2025 | 4.1 | Proposed | Top Soil Report | Interpretative report for top soil analysis in line with BS3882. |
| P04202 | 17-10-2025 | 4.1 | Proposed | Sub Soil Report | Interpretative report for sub soil analysis in line with BS8601. |
| P04203 | 17-10-2025 | 4.0,4.1 | Approved | VOC TO-15 & USEPA Total | Description changed from "VOC TO15 & USEPA Total". |
| P04204 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (NATO) Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04205 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (NATO) Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04206 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Birds - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04207 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Birds - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04208 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Fish - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04209 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Fish - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04210 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Mammals - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04211 | 17-10-2025 | 4.0,4.1 | Proposed | D&Fs - TEQ (WHO) Mammals - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04212 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Birds - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04213 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Birds - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04214 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Fish - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04215 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Fish - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04216 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Mammals - Lower | Dioxins and Furans Toxic Equivalent Factor. |
| P04217 | 17-10-2025 | 4.0,4.1 | Proposed | PCBs - TEQ (WHO) Mammals - Upper | Dioxins and Furans Toxic Equivalent Factor. |
| P04218 | 01-12-2022 | 4.0,4.1 | Approved | Dyeguard Blue 79 | |
| P04219 | 17-10-2025 | 4.0,4.1 | Approved | Sum of Aldrine and Dieldrin (Swedish EPA) | Description changed from "Sum of Aldrine and Dieldrin" to add (Swedish EPA) suffix. |
| P04220 | 01-12-2022 | 4.0 | Declined | Isoproturon D6 | Declined as CAS code 217487-17-7 is applicable. |
| P04221 | 01-12-2022 | 4.0 | Declined | Simazine D10 | Declined as CAS code 220621-39-6 is applicable. |
| P04222 | 17-10-2025 | 4.0,4.1 | Proposed | Gross Calorific Value | |
| P04223 | 17-10-2025 | 4.1 | Proposed | PFAS SLV 11 | SLV drinking water standard. Sum of PFBS, PFHxS, PFHxA, PFHpA, PFOA, PFNA, PFDA, 6:2 FTS, PFBA, PFPeA, PFOS. |
| P04224 | 17-10-2025 | 4.0,4.1 | Approved | Sum of phenol and cresol (Swedish EPA) | Description changed from "Sum of phenol and cresol" to add (Swedish EPA) suffix. |
| P04225 | 17-10-2025 | 4.0,4.1 | Approved | Sum of chlorophenol (Mono - Tetra) (Swedish EPA) | Description changed from "Sum of chlorophenol (mono - tetra)" to add (Swedish EPA) suffix. |
| P04226 | 01-12-2022 | 4.0 | Declined | Sum of chlorophenol (mono - tetra) (Swedish EPA) | Declined as duplicate of P-Code P4225. |
| P04227 | 17-10-2025 | 4.0,4.1 | Approved | Sum of mono and dichlorobenzene (Sedish EPA) | Description changed from "Sum of mono and dichlorobenzene" to add (Swedish EPA) suffix. |
| P04228 | 17-10-2025 | 4.0,4.1 | Approved | Sum of tri and tetrachlorbenzene (Swedish EPA) | Description changed from "Sum of tri and tetrachlorbenzene" to add (Swedish EPA) suffix. |
| P04229 | 01-12-2022 | 4.0 | Declined | Quintozene and pentachloroaniline | Declined as a duplicate of P04184. |
| P04230 | 17-10-2025 | 4.0,4.1 | Approved | Sum of organotin compounds (Swedish EPA) | Description changed from "Sum of organotin compounds" to add (Swedish EPA) suffix. |
| P04231 | 17-10-2025 | 4.0,4.1 | Approved | Sum of tetra and pentachlorobenzene (Swedish EPA) | Description changed from "Sum of tetra and pentachlorobenzene" to add (Swedish EPA) suffix. |
| P04232 | 17-10-2025 | 4.1 | Proposed | Total PFAS 4 | PFOA, PFNA, PFHxS and PFOS). |
| P04233 | 17-10-2025 | 4.1 | Proposed | Topsoil Suite | |
| P04234 | 01-12-2022 | 4.0,4.1 | Approved | C12-C14 Fatty Alcohols | |
| P04235 | 01-12-2022 | 4.0,4.1 | Approved | Alcohols C12-C14 ethoxylated | CAS-Code 68439-50-9 may also be applicable. |
| P04236 | 01-12-2022 | 4.0,4.1 | Approved | Dodecanol Ethoxylates | |
| P04237 | 01-12-2022 | 4.0,4.1 | Approved | Tetradecanol Ethoxylates | |
| P04238 | 01-12-2022 | 4.0,4.1 | Approved | Tridecanol Ethoxylates | |
| Code | Version | Status | Description |