检验项目TestItem检验标准TestStandard检验结果Testresult性状(Characters)白色结晶性粉末（Whitecrystallinepowder）合格（Conform）含量(Assay)99.5%99.8%PH（Ph）4.4~6.0合格（Conform）澄清度实验(Appearanceofsolution)应符合规定（Complywiththestandard）合格（Conform）水不溶物(Water-insoluble)0.01%0.005%氯化物（Chloride）0.0005%0.0003%总氮量（Totalnitrogen）0.001%0.0004%***(Arsenic)0.00005%0.00002%锰(Manganese)0.0003%0.00012%铁(Iron)0.0005%0.0002%铜(Cuprum)0.001%0.0003%镉（Cadmium）0.0005%0.0002%铅(Lead)0.001%0.001%硫化铵不沉淀物（Hydrogensulfidenotprecipitate）0.05%0.03%结论(Conclusion)：符合分析纯之规定(TheaboveproductcomplieswithAR))