Zinc Sulphate Heptahydrate
Product Name: Zinc Sulphate Heptahydrate
Molecular Formula: ZnSO4·7H2O
CAS No.: 7446-20-0
Molecular Weight: 287.58
Specification:
|
ITEMS |
STANDARD |
STANDARD |
STANDARD |
STANDARD |
|
Appearance |
White Crystal |
White Cyrstal |
White Crystal |
White Cyrstal |
|
Zn |
20%Min |
21%min |
21.5%min |
22%min |
|
As |
5ppm Max |
5ppm Max |
5ppm Max |
5ppm Max |
|
Pb |
10ppm Max |
10ppm Max |
10ppm Max |
10ppm Max |
|
Cd |
10ppm Max |
10ppm Max |
10ppm Max |
10ppm Max |
Application:
It is used for agriculture and zinc salts production,it can also use for dye mordant,wood preservative,bleacher for paper-marking industry,and also applied in fields such as pharmacy,artificial fibre production,electrolysis,plating etc.
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