分析纯碳酸锌
价格:19.00
检验项目TestItem检验标准TestStandard检验结果Testresult性状(Characters)白色粉末(Whitepowder)合格(Conform)含量(ZnO)(Assay)68.0%70%***不溶物(Sulfuricacidinsoluble)0.02%0.006%游离碱(Na2CO3)(Freebase)0.1%0.03%氯化物(Chloride)0.004%0.0012%氮化合物(N)(Nitrogencompounds)0.1%0.02%***盐(Sulphates)0.03%0.01%铁(Iron)0.01%0.006%***(He***ymetal)0.01%0.004%***(Arsenic)0.0005%0.0003%碱金属及碱土金属(Alkalimetalandalkalineearthmetals)0.6%0.2%结论(Conclusion):符合分析纯之规定(TheaboveproductcomplieswithAR))