The alkalinity of ash which is contained in extra grade edible dry whey shall not exceed 225 ml. 0.1 normal hydrochloric acid (0.1 N HCl) per 100 grams. The scorched particle content shall be not more than 15.0 mg. and the solubility index shall be not more than 1.25 ml.

(Enacted by Stats. 1967, Ch. 15.)