1.ZnSo4.(7)H2O : White Crystal Zinc Sulphate , zinc sulfate
2.Purity : 97%--98%,
3.Packing: 25KG/woven bag 4.COA :7446-20-0
Zinc Sulphate (hepta) fertilizer grade
ZnSO4·7H2O
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CERTIFICATE OF ANALYSIS
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Product Name | Zinc sulfate heptahydrate | Packing | 25KG/woven bag |
Formular | ZnSO4.7H20 | Quantity | 100MT |
CAS No. | 7446-20-0 | Batch No.
| 350160150090005 |
Date of report | 10.03.30 | Specification | HG/ 2326-2000 |
Item | Test standard | Test result
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ZnS04.7H20 | 92.71% Min | 97.41%
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Zn | 21% Min | 22.06%
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Pb | 0.002% Max | 0.001%
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Cd | 0.002% Max | 0.0004%
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Cr | ___ | 0.0006%
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As | 0.002% Max | 0.00004%
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Hg | __ | 0.000001%
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Storage | Stored in a cool, dry place. Stored in a tightly closed container.
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Conclusion. In line with the agricultural-grade zinc sulfate heptahydrate standards | |||
