质量标准: | Q/(HG)SJ 697-95 项目Item 分析纯 化学纯 (AR) (CP) 铜含量(Cu)Assay,% 52.5-56.5 52.5-56.5 酸中不溶物Insolution matter in acid,% ≤ 0.01 0.02 氯化物(Cl)Chloride,% ≤ 0.001 0.005 硫酸盐(SO4)Sulfate,% ≤ 0.01 0.02 碱式碳酸铜,12069-69-1,Cupric carbonate basic 硝酸盐(NO3)Nitrate,% ≤ 0.03 0.05 铵盐(NH4)Ammonium,% ≤ 0.1 0.2 铁(Fe)Iron,% ≤ 0.01 0.05 硫化氢不沉淀物(以硫酸盐计)Substances not precipitated by hydrogen sulfide,% ≤ 0.75 1.0 |