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Product name: Zinc Sulphate crystal heptahydrate feed grade /fertilizer grade
Chemical formula: ZNSO4•7H2O
CAS 7446-20-0
Product performance:
In agriculture: Used as a trace element fertilizers, feed additives, It can be used for the preparation of zinc medicine, astringents, etc.
In industry: Used in making Lithopone, and used as a mordant, astringents, wood preservatives, Zinc sulfate heptahydrate can be used as mordant dyeing, wood preservatives, paper bleaching agent, it can be also used in medicine, synthetic fibers, electrolysis, electroplating, pesticides and production of zinc, etc.
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 |
| Purity | ≥95% | 95.07% |
| Zinc(Zn) | ≥35% | 35.58% |
| ≤5PPM | 1.00PPM | |
| Heavy Metal (Pb) | ≤10PPM | 3.00PPM |
| ≤10PPM | 6.00PPM | |
| Water Insoluble | ≤0.05% | 0.018% |
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