Product Name: Zinc Sulfate (Mono.& Hepta.)
CAS No: 7733-02-0
Einecs No: 231-793-3
HS Code: 2833293000
Formula: ZnSO4·H2O; ZnSO4·7H2O
Grade Standard: Food Grade, Tech Grade
Appearance:
ZnSO4·H2O: white powder
ZnSO4·7H2O: colorless crystal
Packaging Details: 25KG/BAG, 1000KG/BAG
Application:
Mining industry: Depressant for base metal ores
Agriculture: Feed additive & fertilizer
Batteries and electroplating: Electrolyte
Wood and leather: Preservative
Textile industry: Mordant
Synthetic fibers: Auxiliary raw material
Production of zinc salts: Raw material
Pharmaceuticals: Antifungal agent, emetic and astringent
Specification:
| Item | Range | Unit | Standard | |
|---|---|---|---|---|
| ZnSO₄·H₂O | ZnSO₄·7H₂O | |||
| Zinc sulfate | ≥ | ω/% | 94.7 | 97.3 |
| Zinc (Zn) | ≥ | ω/% | 34.5 | 22 |
| Arsenic (As) | ≤ | ω/% | 0.0005 | 0.0005 |
| Lead (Pb) | ≤ | ω/% | 0.001 | 0.001 |
| Cadmium (Cd) | ≤ | ω/% | 0.001 | 0.001 |
| Powder size (250μm test sieve passing rate) | ≥ | ω/% | 95 | – |
| Powder size (800μm test sieve passing rate) | ≥ | ω/% | – | 95 |
