Zinc Sulfate Heptahydrate 21.5%
Purpose of use: used for agriculture and zinc salts production,it can also use for dye mordant,wood preservative,bleacher for paper-marking industry,and also applied in fields such as pharmacy,artificial fibre production,electrolysis,plating etc.Molecular Formula: ZnSO4·7H2O
CAS NO.: 7446-20-0
H.S. CODE: 2833293000
Molecular Weight: 287.58
| Item | Standard | Result |
| Content | 93% | 93.1% |
| Purity(Zn)%≥ | 21 | 21.5 |
| As % ≤ | 0.0005 | 0.0004 |
| Pb % ≤ | 0.001 | 0.0007 |
| Cd % ≤ | 0.001 | 0.0004 |
| Appearance | White Crystal | White Crystal |
