Factory directly Zinc sulphate hepta.Zn 21%
Properties: .
1. Product name: Zinc Sulphate Mono/Hepta
2. Chemical formula: ZnSO4 • H2O/ ZnSO4 • 7H2O
3. Molecular Weight: 179.46/287.56
4. CAS No.: 7446-19-7 / 7446-20-0 H.S. Code: 2833293000
5. EINECS: 231-793-3
6. physical characteristics: White powder or crystal, easily soluble in water and insoluble in alcohol and ketone..
Package: Net 25kgs plastic woven bags with inner liner or 1000kgs big bag or 50 lb paper bags.
7. Payment: T/T, L/C
8. Specificaton:
Specification:
ITEM | ZnSO4 • H2O | ZnSO4 • 7H2O | Granules |
Purity, %≥ | 98 | 98 | 98% |
Zinc (Zn), %≥ | 35.5 | 22.5 | 33.5% |
Water Insoluble , %≤ | 0.05 | 0.05 | 0.05 |
Heavy Metal (Pb), %≤ | 0.001 | 0.001 | 0.001 |
Arsenic (As), %≤ | 0.0005 | 0.0005 | 0.0005 |
Cadmium (Cd)≤ | 0.002 | 0.002 | 0.002 |
9. Application: Zinc Sulphate is mainly used as raw material for the production of lithophone and zinc salts.
It is also used in synthetic fiber industry, zinc plating , pesticides, flotation, fungicide and water purification.
In agriculture, it is mainly used in feed additive and trace element fertilize, etc.