alpha-Glucosidase from Saccharomyces cerevisiae, Type I, lyophilized powder, >=10 units/mg protein (using p-nitrophenyl alpha-D-glucoside as substrate.)

Glucose-6-phosphate Dehydrogenase from baker's yeast (S. cerevisiae), Type XV, lyophilized powder, 200-400 units/mg protein (modified Warburg-Christian)

Pyrophosphatase, Inorganic from baker's yeast (S. cerevisiae), powder, >=500 units/mg protein (E1%/280)

Thioglucosidase from Sinapis alba (white mustard) seed, >=100 units/g solid

Glutathione Reductase from baker's yeast (S. cerevisiae), ammonium sulfate suspension, 100-300 units/mg protein (biuret)

beta-Glucosidase from almonds, lyophilized powder, 10-30 units/mg solid

Phosphatase, Alkaline from Escherichia coli, lyophilized powder, 30-60 units/mg protein (in glycine buffer)

Thrombin from human plasma, lyophilized powder, 1500-3500 NIH units/mg protein (E1%/280, 18.3), suitable for cell culture