97% Zinc Sulphate Heptahydrate Trace Element Fertilizers ZnSO4.7H2O White Crystals Industrial Grade
Specifications:
| Item | Results |
| Content | 97% min |
| Zn | 21-22% min |
| Water Insoluble | 0.05% max |
| PH | 3.0 |
| Cl | 0.6% max |
| Pb | 0.005% max |
| Fe | 0.005% max |
| Mn | 0.01% max |
| Cd | 0.002% max |
| As | 0.005%max |
Description:
1. Product Name: Zinc Sulphate Heptahydrate
2. ZnSO4.7H2O
3. CAS No.: 7446-20-0
4. EINECS No.: 231-793-3
5. HS.Code:2833293000




