Description 描述：Fraction III of the preparation described by Fraenkel-Conrat et al., Arch. Biochem. Biophys., 37, 393 (1952). Supplied as a dialyzed, lyophilized powder.Activity/Specification：1mg inhibits at least 2.2 mg trypsin, Code TRL网站链接：http://www.worthington-biochem.com/TI/cat.html