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Contact Supplier| Test Items | Standard | Test Results |
|---|---|---|
| Character | Off-white to White Crystalline powder | Off-White Crystalline powder |
| Solubility | Soluble in Water and Methanol, slightly soluble in Ethanol (96%), Almost insoluble in Dichloromethane | Complies |
| Identification | (1)Specific Rotation -67~-69.5°(on anhydrate basis) (2)IR: Meets the requirement. (3) Optical purity Test (4)Chloride Reaction | -68.8 Complies Complies Complies |
| Clarity | Clear, not deeper than Y6. | Complies |
| PH | 2.8~3.4 | 3.15 |
| Related Substances | Impurity A≤0.15% Impurity B≤0.15% Impurity C≤0.15% Unknown single impurity≤0.1% Total Impurity≤0.5% | Not detected 0.04% Not detected 0.05% 0.16% |
| Impurity D | Impurity D≤0. 5% | 0.001 |
| Water | 4.5%~6.5% | 0.049 |
| Heavy metals | ≤10ppm | Complies |
| Sulfate Ash | ≤0.1% | 0.0005 |
| Assay (on anhydrate basis) | 99.0%~101.0% | 0.998 |