Zinc sulphate Heptahydrate is white powder or granules, Purity: 21%,33%,35%, Density: 3.28g/cm3.
Description
Zinc sulphate Heptahydrate
Description: Zinc sulphate Heptahydrate
Physical and Chemical Property: it is white powder or granules, Purity: 21%,33%,35%, Density: 3.28g/cm3.
Molecular Formula: ZnSO4.7H2O
CAS No. 7446-20-0
EINECS No: 231-793-3
HS CODE: 2833293000
Specification
| 1、 22%min Zinc Sulphate heptahydrate Crystal | |||
White crystal:comminuting fineness:W=800μm Test Sieve pass rate≥95% | |||
Specification |
Industrial Grade |
Agricultural Grade |
Feed Grade |
Water Insoluble matter |
≤0.05% |
≤0.05% |
≤0.05% |
Zinc(Zn) |
≥21% |
≥21% |
≥21% |
Arsenic(As) |
≤0.002% |
≤0.0005% |
≤0.0005% |
Cadmium(Cd) |
≤0.002% |
≤0.001% |
≤0.001% |
Lead(Pb) |
≤0.002% |
≤0.001% |
≤0.001% |
Mercury(Hg) |
≤0.0005% |
≤0.0001% |
≤0.0001% |
2、COA for Zinc Sulphate heptahydrate granular | |||
White granular:2-4MM mesh sieve pass rate≥90% | |||
Specification |
Agricultural Grade |
||
Water Insoluble matter |
≤0.05% |
||
Zinc(Zn) |
≥22% |
||
Arsenic(As) |
≤0.0005% |
||
Cadmium(Cd) |
≤0.001% |
||
Lead(Pb) |
≤0.001% |
||
Mercury(Hg) |
≤0.0001% |
||
Package: 25kg compound woven bag with PE liner, 1MT Jumbo bag or according to clients' requirements.
Storage: Stored in draughty, dry place.
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