... medium temperature, then cool down to 58-60.Add glucoamylase, recommended dosage is 80-200μ/g raw ... 4.2-4.5, cool down to 5860, Add glucoamylase, recom mended dosage is 100-300μ/g ... hrs. 3). Beer Industry: when producing dry beer, add glucoamylase before fermenting, which could strengthen the fermentation ability. ... adjust PH value to 4.2-4.5, add glucoamylase, recommended dosage is 100-300μ/g raw ...