Preparation: Ammonium Sulfate

Specific activity: > 140 U/mg protein
(at 25°C and pH 7.5)

Contaminants: (as HK activity = 100%)
Phosphoglucose isomerase < 0.1 %
Glutathione reductase < 0.05 %
Myokinase < 0.01 %
Phosphogluconate dehydrogenase < 0.005 %
Phosphoglucomutase < 0.01 %
Glucose-6-phosphate dehydrogenase < 0.01 %
Creatine kinase < 0.005 %
ATPase < 0.003 %

State: Purified enzyme in solution
One mL of suspension contains the following
Protein 2 ~ 10 mg
K-PO4 0.01 ~ 0.1 mol/L
(NH₄)₂SO₄ 3.0 mol/L
EDTA.Na₂ 0.1 ~ 5.0 mmol/L
pH 7.0 ± 0.5

Conditions for Storage: 2 ~ 20°C