1. Chemical Name: Zinc Sulphate Monohydrate
2. Molecular Formula: ZnSO4·H2O
3. Molecular Weight: 179.487
4. CAS: 7446-19-7
5. EINECS: 231-793-3
6. Character: White powder or granules. Soluble in water, slightly soluble in alcohol, insoluble in acetone. It is highly deliquescent in the air.
7. Usage: It is used as raw materials for manufacturing zinc salts and zinc barium white. Food-grade is used as a nutritional supplement (zinc fortifier).
8. Packing: It is packed with polythene bag as the inner layer, and plastic woven bag as the outer layer. 500KG net each jumbo bag; 25KG net each small bag.
9. Storage and Transport: It should be stored in a dry, clean, and ventilated warehouse, kept away from water and moisture during transport, unload with care so as to avoid damaging the bags. Be cautious to keep away from moisture and hot.
10. Specification
| ITEMS | STANDARD |
| Sensory index | White free-flowing powder |
| Assay (ZnSO4·H2O) | ≥ 96.07% |
| Assay (Zn) | |
| Chloride (Cl-) | ≤ 2.5% |
| Arsenic (As) | ≤ 5mg/kg |
| Lead (Pb) | ≤ 10mg/kg |
| Cadmium (Cd) | ≤ 10mg/kg |
| Crushing particle size (W=250μm Experimental screening pass rate) | ≥ 95% |