Quality Standard: GH/T3-1081-77
項(xiàng)目ltem 分析純 化學(xué)純
(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
鐵(Fe)Iron,% ≤0.0005 0.0015
鋅(Zn)Zinc,% ≤0.02 0.05
堿金屬及堿土金屬(以硫酸鹽計(jì))Alakli
and earths,% ≤0.25 0.5
還原高錳酸鉀物質(zhì)Potassium permang-
anate reducing substanes 合格 合格
重金屬(以Pb計(jì))Heavy metals,% ≤0.0002 0.001
ACS級(jí)
項(xiàng)目名稱Item ACS Grade
含量(MnSO4?H2O)Assay 98.0-102.0%
灼燒失重Loss on ignition 10.0-12.0%
還原高錳酸鹽物質(zhì)Substances reducing permanganate Passes test dichromate Passes test
水不溶物Insoluble matter ≤0.01%
氯化物(Cl)Chloride(Cl) ≤0.005%
鈣(Ca)Calcium(Ca) ≤0.005%
鎂(Mg)Magnesium(Mg) ≤0.005%
鎳(Ni)Nickel(Ni) ≤0.02%
鉀(K)Potassium(K) ≤0.01%
鈉(Na)Sodium(Na) ≤0.05%
鋅(Zn)Zinc(Zn) ≤0.005%
重金屬(以Pb計(jì))Heavy metals(as Pb) ≤0.002%
鐵(Fe)Iron(Fe) ≤0.002%