Description 描述：Enzyme vial of HIS kit that contains ≥20,000 units of collagenase (Code: CLS-1) and 30 units of elastase (Code: ESL), filtered through 0.22 micron membrane and lyophilized.Activity/Specification：≥ 22500 units collagense/ ≥30 units elastase per vial网站链接：http://www.worthington-biochem.com/CLS/cat.html