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