Test Items | Specification | Test Result |
Description | White to creamy-yellow almost odorless crystalline powder | Light yellow odorless crystalline powder |
Identification | Should meet the requirements | Complies |
Assay (on dried basis) | ≥95.0% | 95. 4 % |
PH | 5.0 ~ 7.5 | 6.8 |
Specific rotation α m (20ºC, D) | +250°dm 2 kg -1 ~ +29 5 °dm 2 kg -1 | +2 62 °dm 2 kg -1 |
Loss on drying | ≤8.0% | 4.17 % |
Residue on ignition | ≤0.5% | 0. 46 % |
Lead |
≤2.0 mg/kg |
<2.0 mg/kg |
Conclusion |
Complies with enterprise standard. |