ZINC SULPHATE HEPTAHYDRATE
ZnSO4 7H2O
Test/Property | Specification | Test Result |
Appearance | White crystal | Confirmed |
Zinc | ≥ 21.0% | 21.45% |
Lead (Pb) | 10 ppm max | 5 ppm |
Cadmium (Cd) | 10 ppm max | 3 ppm |
Aesenic (As) | 5 ppm max | 3 ppm |
TAG:   Drip irrigation