| Test | Standard | Results |
| Description | White Or Almost White Crystalline Powder | White Crystalline Powder |
| Melting Point | 65℃~ 71℃ | 66℃~ 70℃ |
| Loss On Drying | ≤0.50% | 0.32% |
| Specific Rotation | +38°~ +42° | +40.1° |
| Assay | 97~102% | 99.1% |
| Conclusion | The specification conform with Enterprise Standard. | |