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Keywords: Complexonat, Bonazen, White vitriol, zinc sulfonate, Zinc sulfate
Zinc Sulfate-Industrial mordants, preservatives, medical treatments, agricultural fertilizers
Molecular formula:ZnSO4 H2O
EINECS 215-251-3
HS code: 2833293000
CAS: 7446-19-7
Molecular weight:287.56
Physical and chemical property
White crystal, relative density is 3.31, deliquescent in air, easy to dissolve in water, slightly dissolve in sterols, insoluble in acetone, loose crystal water at 280℃ and to be anhydride, decompose as zinc oxide(ZnO)and sulfur trioxide(SO3)at 740℃.
Use
Technical-grade Zinc Sulphate Monohydrate is widely used as intermediates of pharmaceutical、pesticide、dope、dye and pastel, chemical additives、chemical raw material and so on !
Characteristic and function
1.High purity, easy dissolve and active in chemical reaction.
2.Lily-white, has no side effe4ction to colour.
3.Little impurity, non-caking, stiff stability.
Packaging and transportation
Plastic sack inner and reschel bag outside, net weight 25Kg. Protect from damp when transport and stock.
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ITEM |
INDEX |
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Products grade |
Excellent grade |
Grade I |
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Major componets |
Zn %≥ |
35.5 |
35 |
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ZnSO4 7H2O %≥ |
99 |
98 |
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Insoluble substance % ≤ |
0.020 |
0.050 |
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Lead(Pb) %≤ |
0.001 |
0.002 |
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Cadmium(Cd) % ≤ |
0.001 |
0.002 |
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Fe %≤ |
0.003 |
0.005 |
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Mn %≤ |
0.005 |
0.010 |
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