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

Glucose-6-phosphate Dehydrogenase from baker’s yeast (S. cerevisiae),TypexV, 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)

B-Glucosidase from almonds,lyophilized powder, 10-50 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