Food and Drug Regulations

B.02.134 [S]. (1) In this Division, pre-isomerized hop extract means an extract derived from hops by

• (a) the use of one of the following solvents:

  • (i) hexane,

  • (ii) carbon dioxide, or

  • (iii) ethanol; and

• (b) the subsequent isolation of the alpha acids and their conversion to isomerized alpha acids by means of diluted alkali and heat.

(2) For the purposes of paragraph (1)(b), the residues of hexane shall not exceed 1.5 parts per million per per cent iso-alpha acid content of the pre-isomerized hop extract.