Name of substance and Chemical Abstracts Service Registry number (CAS RN) | Concentration limit (weight in weight or, where specified, total caustic alkalinity) |
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Aldicarb (CAS RN 116-06-3) | |
Alpha-chloralose (CAS RN 15879-93-3) | |
Ammonia (CAS RN 7664-41-7 and CAS RN 1336-21-6) | 10% w/w |
Arsenic, compounds of, the following—calcium arsenites; copper acetoarsenite; copper arsenates; copper arsenites; lead arsenates | |
Barium, salts of, the following—barium carbonate; barium silicofluoride | |
Carbofuran (CAS RN 1563-66-2) | |
Cycloheximide (CAS RN 66-81-9) | |
Dinitrocresols (DNOC) (CAS RN 534-52-1); their compounds with a metal or a base | |
Dinoseb (CAS RN 88-85-7); its compounds with a metal or a base | |
Dinoterb (CAS RN 1420-07-1) | |
Drazoxolon; its salts | |
Endosulfan (CAS RN 115-29-7) | |
Endothal (CAS RN 145-73-3); its salts | |
Endrin (CAS RN 72-20-8) | |
Fentin (CAS RN 668-34-8), compounds of | |
Formaldehyde (CAS RN 50-00-0) | 5% w/w |
Formic acid (CAS RN 64-18-6) | 25% w/w |
Hydrochloric acid (CAS RN 7647-01-0) | 10% w/w |
Hydrofluoric acid (CAS RN 7664-39-3); alkali metal bifluorides; ammonium bifluoride (CAS RN 1341-49-7); alkali metal fluorides; ammonium fluoride (CAS RN 12125-01-8); sodium silicofluoride (CAS RN 16893-85-9) | |
Mercuric chloride (CAS RN 7487-94-7); mercuric iodide; organic compounds of mercury except compounds that contain a methyl (CH3) group directly linked to the mercury atom | |
Metallic oxalates | |
Methomyl (CAS RN 16752-77-5) | |
Nicotine (CAS RN 54-11-5); its salts; its quaternary compounds | |
Nitrobenzene (CAS RN 98-95-3) | 0.1% w/w |
Oxamyl (CAS RN 23135-22-0) | |
Paraquat (CAS RN 4685-14-7), salts of | |
Phenols (as defined in Part 2 of this Schedule) in substances containing no more than 60%, weight in weight, of phenols; compounds of phenols with a metal in substances containing no more than the equivalent of 60%, weight in weight, of phenols | |
Phosphoric acid (CAS RN 7664-38-2) | |
Phosphorus compounds, the following—azinphos-methyl, chlorfenvinphos, demephion, demeton-S-methyl, demeton-S-methyl sulphone, dialifos, dichlorvos, dioxathion, disulfoton, fonofos, mecarbam, mephosfolan, methidathion, mevinphos, omethoate, oxydemeton-methyl, parathion, phenkapton, phorate, phosphamidon, pirimiphos-ethyl, quinalphos, thiometon, thionazin, triazophos, vamidothion | |
Potassium hydroxide (CAS RN 1310-58-3) | 17% of total caustic alkalinity |
Sodium hydroxide (CAS RN 1310-73-2) | 12% of total caustic alkalinity |
Sodium nitrite | |
Thiofanox (CAS RN 39196-18-4) | |
Zinc phosphide (CAS RN 1314-84-7) | |