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Items Tested | Specification | Result |
Characters | A white, crystalline powder or colorless crystals. | A white crystal. |
Identification | IR should comply with the Reference Standard spectrum. UV should comply with the Reference Standard spectrum. An orange-red precipitate is performed. | IR complies with the Reference standard spectrum. UV complies with the Reference standard spectrum. An orange-red precipitate is performed. |
Melting range | 88 ~92 degree | 89.8-90.2degree |
Loss on Drying | Not more than 1.0% | 0.22% |
Readily carbonizable Substances | The resolution has no more color than Matching Fluid A. | Conform |
Residue on ignition | Not more than 0.1% | 0.02% |
Heavy metals | Not more than 0.001% | Conform |
Chloride | Conform | Conform |
Assay (HPLC) | 98.0%-102.0% | 99.96% |
Ordinary Impurities | ≤1% | Conform |
Reaction | Conform | Conform |
Conclusion | Complies to USP31 |