酸蛋白酶酶PRA60

Acid Protease is made from Aspergillus niger through cultivation and extraction technique. This product can catalyze the hydrolysis of protein under acid condition (pH 2.5-4.0). It is mainly used in the industry of alcohol fermentation, leather softening, wool dyeing, juice purification and feed additives etc. SPECIFICATIONS/ PHYSICAL AND CHEMICAL PROPERTIES Appearance: Powder Colour: Snuff color Odour: Normal fermentation odour pH: 2.5-5.5, optimum 3.0-3.5 Activity Temperature: 30-50,favorable 40-45 Enzymatic Activity: ≥60,000u/g Calcium ion consistency: Calcium ion can protect the product