ammonium sulfate suspension, ≥6 units/mL packed gel, 25 °C, enzyme from bovine pancreas

(Type II-PMSF treated), ≥50 units/mg protein, aqueous suspension

lyophilized powder, ≥3 units/mg protein

50-55 units/mg protein carboxypeptidase B

lyophilized powder; Protein: 40-70%; ≥125 units/mg protein

7-13 mU (per vial)

recombinant, expressed in E. coli, ~90% (SDS-PAGE), ≥5.0 units/mg protein

(TLCK treated to inactivate residual tryspin activity), Type VII, essentially salt-free, lyophilized powder, ≥40 units/mg protein