Cas号7761-88-8分子式AgNO3分子量169.87别名银丹性状无色透明大形结晶或白色小结晶质量标准GB/T670-86项目Item优级纯分析纯化学纯（GR）（AR）（CP）含量（AgNO3）Assay,%≥99.899.899.5外观Appearance合格合格合格水溶液反应Solutionreaction合格合格合格水不溶物Insolublematterinwater,%≤0.0030.0050.005氯化物(Cl)Chloride,%≤0.00050.0010.003***盐(SO4)Sulfate,%≤0.0020.0040.006锰(Mn)Manganese,%≤0.0005----铁(Fe)Iron,%≤0.00020.00040.0007镍(Ni)Nickel,%≤0.0005----铜(Cu)Copper,%≤0.00050.0010.002锌(Zn)Zinc,%≤0.0001----镉(Cd)Cadmium,%≤0.0001----***（T1）Thallium,%≤0.001----铅(Pb)Lead,%≤0.00050.0010.002盐酸不沉淀物Substancesnotprecipitatedbyhydrochloricacid,%≤0.0050.020.03)