Grade IV, ammonium sulfate suspension, ≥0.1 units/mg protein
lyophilized powder, 0.4-1.0 units/mg protein
recombinant, expressed in E. coli, ≥0.5 U/mg
≥300 units/mg protein
lyophilized powder (contains buffer salts), ≥300 units/mg protein
White to Light Yellow to Light Grey powder; Suitable for use as a gel filtration marker, approx. MW 150,000.
lyophilized powder, ≥10 units/mg protein
recombinant, expressed in E. coli, ≥90% (SDS-PAGE)