Preparation: Ammonium Sulfate

Specific activity: > 180 U/mg protein (at 25°C and pH 7.5)

Contaminants: (as HK activity = 100%)
Phosphoglucose isomerase < 0.003 %
Glutathione reductase < 0.005 %
Myokinase < 0.001 %
Phosphogluconate dehydrogenase < 0.001 %
Phosphoglucomutase < 0.001 %
Glucose-6-phosphate dehydrogenase < 0.005 %
Creatine kinase < 0.005 %
ATPase < 0.003 %

State: Highly purified enzyme in solution
One mL of suspension contains the following
Protein 2 ~ 50 mg
K-PO4 0.01 ~ 0.1 mol/L
EDTA.Na₂ 0.1 ~ 5.0 mmol/L
(NH4)₂SO₄ 3.0 mol/L
pH 7.0 ± 0.5

Conditions for Storage: 2 ~ 10°C