Specification:
| Appearance | White powder |
| Solubility | Colorless and clarification |
| Assay | 99.0-101.0% |
| Melting point | 231.0~235.0℃ |
| Loss on drying | ≤1.0% |
| Appearance | White powder |
| Solubility | Colorless and clarification |
| Assay | 99.0-101.0% |
| Melting point | 231.0~235.0℃ |
| Loss on drying | ≤1.0% |