Quality Standard: GB/T 15901-1995
項目Item 分析純 化學(xué)純
(AR) (CP)
含量(CuCl2·2H2O)Assay,% ≥99.0 98.0
水不溶物Insoluble matter in water,% ≤0.005 0.02
硫酸鹽(SO4)Sulfate,% ≤0.003 0.01
硝酸鹽(NO3)Nitrate,% ≤0.01 0.03
鐵(Fe)Iron,% ≤0.002 0.005
鎳(Ni)Nickel,% ≤0.001 --
砷(As)Arsenic,% ≤0.0002 0.0005
硫化氫不沉淀物(以硫酸鹽計)Substances not
precipitated by hydrogen sulfide,% ≤0.05 0.2
ACS級
項目名稱Item ACS Grade
含量(CuCl2·2H2O)Assay ≥99.0%
水不溶物Insoluble matter ≤0.01%
硝酸鹽(NO3)Nitrate ≤0.015%
硫酸鹽(SO4)Sulfate ≤0.005%
鈣(Ca)Calcium(Ca) ≤0.005%
鎳(Ni)Nickel(Ni) ≤0.01%
鉀(K)Potassium(K) ≤0.01%
鈉(Na)Sodium(Na) ≤0.02%