Description 描述：A component of the NCIS kit. This material is 0.22 micron membrane filtered and lyophilized in autoclaved vials. A vial reconstituted with 5 ml of HBSS or equivalent yields a solution of 300 units/ml of collagenase, Code: CLSPA. Suitable for cell isolation and culture applications.Activity/Specification：≥500 units per mg dry weight网站链接：http://www.worthington-biochem.com/NCIS/cat.html