Description：Native gamma-Glutamyltranspeptidase from Beef kidneyForm：Lyophilized powderAlternative Names：EC 2.3.2.2; glutamyl transpeptidase; α-glutamyl transpeptidase; γ-glutamyl peptidyltransferase; γ-glutamyl transpeptidase (ambiguous); γ-GPT; γ-GT; γ-GTP; L-γ-glutamyl transpeptidase; L-γ-glutamyltransferase; L-glutamyltransferase; GGT (ambiguous); γ-glutamyltranspeptidase (ambiguous) CAS Number：9046-27-9Purity：>90%Application：One unit is defined as the amount of enzyme will release 1 micromole p-nitroaniline from L-γ-glutamyl-β-nitroaniline per minute at pH 8.5 and 25°C.Storage/Stability：Shipped at 4°C. Store at -20°C for 2 years.