ISO Certificate Highest Quality Zinc Sulphate
ISO certificate highest quality zinc sulphate
Specification of zinc sulphate monohydrate:
item |
Specification |
||
powder industry grade |
Powder feed grade |
Granular fertilizer grade |
|
Content |
98%min |
98%min |
98%min |
Zinc: |
35% min |
35% min |
33.5% min |
As: |
10ppm max |
5ppm max |
5ppm max |
Pb: |
20ppm max |
10ppm max |
10ppm max |
Cd: |
20ppm max |
10ppm max |
10ppm max |
Size: |
80mesh |
80mesh max |
8-10mesh |
Item /Grade |
ZnSO4·7H2O |
|
Industrial Grade |
Feed Grade |
|
ZnSO4 content,% ≥ |
98 |
97 |
Zn,% ≥ |
21.0 |
21.0 |
PH value(50g/L solution), ≥ |
4.0 |
-- |
Pb, PPM ≤ |
10 |
10 |
Fe, PPM ≤ |
60 |
60 |
As, PPM ≤ |
|
5 |
Cd, PPM ≤ |
|
7 |
Mn, PPM ≤ |
100 |
3 |
Water insoluble,% ≤ |
0.05 |
|
Application of zinc sulphate:
Zinc Sulphate is mainly used as raw material for the production of lithophone and zincsalts. It is also used in synthetic fiber industry, zinc plating , pesticides, flotation, fungicide and water purification. In agriculture, it is mainly used in feed additive and trace element fertilize, etc
Packing of zinc sulphate:
Zinc sulphate is packed in 25kg/bags or according to your request.
25MT/20’FCL
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