
Molecular formula: ZnSO4·H2O;ZnSO4·7H2O
Molecular weight: -
CAS No.: 7733-02-0
Property:White or faint yellow powder or granular
Usage:
1. Zinc Sulphate Monohydrate used as raw material for production of lithopone. It is also used in synthetic fiber industry, zinc plating, pesticides. It is mainly used in trace element fertilizer and feed additive, etc.
2. Zinc Sulphate Heptahydrate used in producing crypton or as medicament for choosing mine. Besides, it is used in medicament, chemical, chemical fibre, metallurgy, plating and circulating cooling treatment of water etc.
Packing:Net in 25KG plastic woven bag.
Specification:
|
ZnSO4·H2O |
ZnSO4·7H2O |
||
Appearance |
White powder |
Granular |
Granular |
White crystal |
Zn |
35% Min |
33% Min |
21% Min |
21.5% Min/21% Min |
Pb |
15ppm Max |
30ppm Max |
20ppm Max |
15ppm Max |
As |
5ppm Max |
10ppm Max |
10ppm Max |
5ppm Max |
Cd |
10 ppm Max |
20ppm Max |
20ppm Max |
10ppm Max |
Insoluble matter in water |
0.05% Max |
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0.05% Max |
Partical size |
95% less than 250um |
2-4mm |
2-4mm |
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