lyophilized powder, ≥20 units/mg solid
lyophilized powder, 400-1,200 units/mg protein
lyophilized powder, ≥7 units/mg solid
≥98%, amorphous powder
ammonium sulfate suspension, ≥4,000 units/mg protein
powder, suitable for cell culture, 2,000-5,000 units/mg protein
lyophilized powder, 2,000-5,000 units/mg protein
aqueous suspension, 10,000-40,000 units/mg protein