质量标准: GH/T3-1081-77
项目ltem 分析纯 化学纯
(AR) (CP)
含量[MnSO4•H2O]Assay,% ≥99.0 98.0
水不溶物lnsoluble matter in water,% ≤0.005 0.01
氯化物(Cl)Chloride,% ≤0.002 0.005
铁(Fe)Iron,% ≤0.0005 0.0015
锌(Zn)Zinc,% ≤0.02 0.05
碱金属及碱土金属(以硫酸盐计)Alakli
and earths,% ≤0.25 0.5
还原高锰酸钾物质Potassium permang-
anate reducing substanes 合格 合格
重金属(以Pb计)Heavy metals,% ≤0.0002 0.001
ACS级
项目名称Item ACS Grade
含量(MnSO4•H2O)Assay 98.0-102.0%
灼烧失重Loss on ignition 10.0-12.0%
还原高锰酸盐物质Substances reducing permanganate Passes test dichromate Passes test
水不溶物Insoluble matter ≤0.01%
氯化物(Cl)Chloride(Cl) ≤0.005%
钙(Ca)Calcium(Ca) ≤0.005%
镁(Mg)Magnesium(Mg) ≤0.005%
镍(Ni)Nickel(Ni) ≤0.02%
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) ≤0.002%
铁(Fe)Iron(Fe) ≤0.002%