项目Item 测试标准Test Criterion 结果Result 外观Appearance White crystal powder White crystal powder 熔点 M.P. 208~212℃ 209.2~211.1℃ 干燥失重Loss on drying max 0.30% 0.20% 灼烧残渣Residue on ignition max 0.20% 0.11% 含量Assay(HPLC) min 99.0% 99.50% 非动物源性Non-animal origin 符合Conforms 符合Conforms