Description 描述：A specialized combination of Animal Free Clostridium histolyticum collagenase (Code: CLSAFB) and Animal Free Bacillus polymyxa neutral protease with a minimum of 250 CLS units and 1,000 caseinase units per mg dry weight. Designed for stem cell and other primary cell isolations and bioprocessing applications where introduction of potential animal derived pathogens must be prevented.Activity/Specification：>=250 CLS/1,000 CAS units per milligram dry weight网站链接：http://www.worthington-biochem.com/STZ1/cat.html