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Hazardous Substances Act, 1973 (Act No. 15 of 1973)

Declaration of Group I Hazardous Substances

Category A



Aluminium phosphide;

arsenic and its salts;

antimony potassium tartrate;

antimony sodium tartrate;

barium and its salts except barium sulphate;


cyanides of potassium and sodium;

other poisonous cyanide substances, preparations and admixtures containing or yielding the equivalent of one-tenth per cent or more of hydrocyanic acid;

fluoroacetic acid (mono), its salts and derivatives;

hydrocyanic acid;

lead acetate;

mercuric ammonium chloride;

phosphorus, yellow;



zinc phosphide;


and any mixture containing any such substance, except when these substances and preparations and admixtures thereof are scheduled substances under the Medicines and Related Substances Control Act, 1965 (Act 101 of 1965), and except any product containing aluminium phosphide, antimony potassium tartrate, a cyanide of potassium or sodium, or zinc phosphide, which is registered with the Department of Agricultural Technical Services under the Fertilizers, Farm Feeds, Agricultural Remedies and Stock Remedies Act, 1947 (Act 36 of 1947).