活力：≥1000 units/mg protein
活力定义：One unit will convert 1.0 μmole of 1,3-diphosphoglycerate to 3-phosphoglycerate per min at pH 6.9 at 25℃
Glyceraldehyde-3-phosphate dehydrogenase：≤0.05%
性状：白色或棕褐色悬浮液，Crystalline suspension in 3.0 M (NH4)2SO4 and 0.04 M tetrasodium pyrophosphate solution, pH 8.0
| 3-磷酸甘油酸激酶 |
3-Phosphoglyceric Phosphokinase | 5KU | ¥2000 |
| 3-磷酸甘油酸激酶 |
3-Phosphoglyceric Phosphokinase | 2KU | ¥1150 |
