Цинковый купорос
zinc sulfate monohydrate Zinc sulfate heptahydrate
Molecular Formula: ZnSO4 .H2O Molecular Formula:ZnSO4 .7H2O
HG2934-2000 HG/T 2326-2005
CAS# : 7446-19-7 CAS# : 7446-20-0
Testing Items monohydrate heptahydrate
Appearance White powder --
Zinc Sulphate content % ≥ 96.09 99
Zn % ≥ 35 22.51
Pb % ≤ 0.001 0.001
As % ≤ 0.0005 --
Cd % ≤ 0.001 0.001
Fineness 60~80 mesh % ≥ 95 --
Water insoluble matter % ≤ -- 0.02
PH % ≥ -- 3
Fe % ≤ -- 0.003
Mn % ≤ -- 0.005
Packaging: 25kg Weaving.
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Соляная кислота |
Item Index
Total acidity（HCI） ≥ 31.0
Iron（Fe） ≤ 0.002
Residue on ignition ％ ≤ 0.05
Free chlorine（CI）％ ≤ 0.004
Arsenic(As)％ ≤ 0.... |
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Сульфат аммония |
Test items Index
Exterior White crystalline
Nitrogen ％ ≥ 21
Water (Ｈ2Ｏ) ％ ≤ 0.2
free carbonic acid (H2SO4)％ ≤ 0.03
Iron (Fe) ％ ≤ 0... |
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Калиябих ромат |
Item Index
Potassium dichromate （K2Cr2o7） % ≥ 99.7
Chlorides (Cl)% ≤ 0.05
Insoluble ≤ 0.02
Sulfates ( SO4-2) % ≤ 0.02
Na+ % ≤ ... |
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оксид цинка |
Test items Indirect method Direct method
Zinc oxide(counted by dried substances )% ≥ 99.7 99.5
Metal ( Zn ) % ≤ None None
Lead oxide( Pb ... |
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Сульфат меди |
Test items Superior grade Feed-grade
Cupric sulfate(CuSO4.5H2O) % ≥ 98 98.5
Acidity (H2SO4) % ≤ 0.2 0.2
Water insoluble matter % ≤ 0.2 ... |
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