Zinc Sulphate Heptahydrate
Product Name:Zinc Sulphate Heptahydrate
Other Names:Zinc sulfate heptahydrate; Sulfuric acid; zinc salt (1:1), heptahydrate
Molecular Formula:ZnSO4.7H2O
CAS No.:7446-20-0
Appearance:Colorless crystal powder
Packing:25kgs/Bag
Specification |
||
Item | Unit |
Test Result |
purity |
wt% | ≧99 |
Zn | % |
≧22.5 |
Pb |
ppm | <5 |
Cd |
ppm | <5 |
Fe | ppm |
26 |
Mn | ppm |
568 |
Cu |
ppm | <5 |
As | ppm |
<2 |
Cr |
ppm | <5 |
Ni | ppm |
8 |
Hg |
ppm |
<0.5 |