Basic Info.
Product Description
Product name:Zinc Sulphate Heptahydrate Feed Grade Crystal (Zn: 21%)
Chemical formula:ZnSO4•H2O
CAS:7446-19-7
Product performance:
Zinc is the forming element of many enzymes and hormone, and participates in metabolism of protein, carbohydrate as well as lipid. When lack of zinc, animals exhibit inappetence, slow growth, thick and disorderly clothing hair, depilation, dry and chappy skin and unease-cure wound. Adding high dosage zinc in initial feed for sucking can reduce diarrhea and increase weight.
Storage: Stockpiled at the ventilated place, avoiding rain, moisture and insolation. Please handle with care to prevent bag damage, store away from toxic substances.
Packing: Net 25kg/1000kg/1200kg in Plastic woven bags with PE lining
Loading: 27MT/20FCL'; 25MT/20FCL' with pallets
Shelf Life: Two years when properly stored
| Testing Item | Standard | Result |
|---|---|---|
| Note: When a user with special requirements for fineness, negotiated by the supply and demand sides | ||
| Zinc sulfate/% | ≥94.7 | 97.07 |
| Zinc(powder Zn)/% | ≥34.5 | 35.3 |
| Zinc(granule Zn)/% | / | 33.2 |
| Arsenic (As)/% | ≤0.0005 | 0.0003 |
| Heavy Metal (Pb)/% | ≤0.0020 | 0.0007 |
| Cadmium(Cd)/% | ≤0.0030 | 0.0008 |
| Water Insoluble/% | ≤0.05% | 0.018% |
| Size(powder pass 0.5mm test sieve)/% | ≥95% | conforms |
| Size(granule pass 1-2mm test sieve)/% | ≥95% | conforms |
| Size(granule pass 2-4mm test sieve)/% | ≥95% | conforms |
Certificate:
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