Description 描述：Chromatographically purified according to Drapeau, G., Boily, Y., and Houmard, J., J. Biol. Chem., 247, 6720 (1972). A lyophilized powder.Activity/Specification：≥500 units per mg dry weight网站链接：http://www.worthington-biochem.com/STAP/cat.html