质量标准:HG/T3-1080-77
项目Item 分析纯 化学纯
(AR) (CP)
含量(MnCI2•4H2O)Assay,% ≥99.0 98.0
水不溶物lnsoluble matter in water,% ≤0.005 0.01
硫酸盐(SO4)Sulfale,% ≤0.005 0.02
铁(Fe)Iron,% ≤0.0002 0.001
锌(Zn)Zine,% ≤0.02 0.05
钡(Ba)Barium,% ≤0.005 0.01
碱金属及碱土金属(以硫酸盐计)earth
metals,% ≤0.2 0.5
氧化及还原物质Oxiding and reducing
substances 合格 合格
重金属(以Pb计)Heavy metals,% ≤0.0005 0.001
ACS级
项目名称Item ACS Grade
含量(MnCI2•4H2O)Assay 98.0-102.0%
pH(25.0℃)pH 3.5-6.0
水不溶物Insoluble matter ≤0.005%
硫酸盐(SO4)Sulfate ≤0.002%
钙(Ca)Calcium(Ca) ≤0.005%
镁(Mg)Magnesium(Mg) ≤0.005%
钾(K)Potassium(K) ≤0.01%
钠(Na)Sodium(Na) ≤0.05%
锌(Zn)Zinc(Zn) ≤0.005%
重金属(以Pb计)Heavy metals(as Pb) ≤5ppm
铁(Fe)Iron(Fe) ≤5ppm