The Denatured Alcohol Regulations 2005

3.  Except in cases where the Commissioners approve an alternative formulation, trade specific denatured alcohol must be made in accordance with one of the following formulations—

(a) with every 999 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix 1 part by volume of tertiary butyl alcohol, and to the resulting mixture add denatonium benzoate (of the description specified in paragraph 4) in the proportion of 10 micrograms per millilitre;

(b) with every 979 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 20 parts by volume of cyclohexane and 1 part by volume of isopropyl alcohol;

(c) with every 979 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 20 parts by volume of ethyl acetate and 1 part by volume of isopropyl alcohol;

(d) with every 975 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 20 parts by volume of methyl alcohol and 5 parts by volume of hexane;

(e) with every 950 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 50 parts by volume of benzyl benzoate;

(f) with every 980 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 20 parts by volume of isopropyl alcohol, and to the resulting mixture add denatonium benzoate (of the description specified in paragraph 4), in the proportion of 10 micrograms per millilitre;

(g) with every 950 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix not less than 50 parts by volume of isopropyl alcohol;

(h) with every 990 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix 10 parts by volume of methylethylketone (consisting of 95 to 96 per cent by weight of methylethylketone, 2.5 to 3 per cent by weight of methylisopropylketone, and 1.5 to 2 per cent by weight of ethylisoamylketone), and to the resulting mixture add 1 gram of denatonium benzoate (of the description specified in paragraph 4);

(i) with every 990 parts by volume of alcohol (of a strength of not less than 85 per cent alcohol by volume) mix 10 parts by volume of methyl alcohol and to the resulting mixture add denatonium benzoate (of the description specified in paragraph 4) in the proportion of 10 micrograms per millilitre.