powder, ≥0.1 unit/mg solid

lyophilized powder; Protein (Biuret):80 - 100%; ≥1.0 units/mg protein

≥3 units/mg protein

5-15 units/mg protein

aqueous glycerol solution; ≥95% (SDS-PAGE)

≥20 units/mg solid

lyophilized powder, ≥30 units/mg dry solid

lyophilized powder, 3,200-4,500 units/mg protein