... Specifications Appearance: Light Brown Liquid Density: 1.15 +/- 0.05 g/mLActivity: 130,000u/mL; 150,000u/mLpH ... and pH4.6 in 1h.Function conditionpH range 3.0-5.5, optimum 4.0-4.5; Working temperature ... range 31-63°C.Function principleIt rapidly ... chains with release of glucose.Dosage recommendation0.53-0.8kg of Glucoamylase Liquid (150,000u/mL) ...