美国sigam肝素酶 I 来源于肝素黄杆菌 Heparinase I from Flavobacterium heparinumLyophilized powder stabilized with approx. 25% bovine serum albumin, ≥200 units/mg protein (enzyme + BSA) Heparinase I from Flavobacterium heparinum Lyophilized powder stabilized with approx. 25% bovine serum albumin, ≥200 units/mg protein (enzyme + BSA) 原装进口假一赔十!