... .5--7.0 Thermostable alpha-amylase Enzyme(liquid,20,000u/ml) Thermostable Alpha Amylase is hydrolyzing α- ... pH: 5.5-7.0, 3) Enzymatic activity: ≥20,000u/ml4) Storage: Should be stored in a cool ... place avoiding high temperature. 5) Shelf life: 3 months at 25oC, activity remain ≥90%; 6 ... , activity remains ≥80%. Increase dosage after shelf life Thermostable alpha-amylase Enzyme(liquid,20,000u/ml)