zinc sulphate heptahydrate 21.5%min
Product description
Product Description
Specifications
1.Zn 21.5%min
2.Cd 10ppm max
3.Pb 10ppm max
4.As 5ppm max
Highly quality and best price
Creamy white fluid powder,soluble in water, slightly soluble in alcohols
Zinc Sulphate Mono Spec as folloaws:
(A)Fertilizer grade (HG/T2934-2000) | (B)Feed grade (HG/2934-2000) |
Assay (ZnSO4.H2O)≥93.0% | Assay (ZnSO4.H2O)≥96% |
Zn≥33% | Zn≥21.5% |
pH-value (50g/l solution)≥4.0 | As≤0.0005% |
Cd)≤0.002% | Pb≤0.001% |
Pb≤0.002% | Cd)≤0.001% |
As≤0.0005% |
pH-value (50g/l solution)≥4.0 |
| Fineness 250mesh | Fineness 60-80mesh |
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