Description 描述：The original balance of enzymatic activities. Each lot assayed for collagenase, caseinase, clostripain and tryptic activities. Suggested for epithelial, liver, lung and adrenal primary cell isolations. A dialyzed, lyophilized powder.Activity/Specification：≥125 units per mg dry weight网站链接：http://www.worthington-biochem.com/CLS/cat.html