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Specifications
Zinc Sulphate Heptahydrate ZnSO4 7H2O used for lithopone,zinc salts,synthetic fiber,agriculture low price good quality
Zinc Sulphate Heptahydrate ZnSO4 7H2O
Product name: Zinc Sulphate MonoHepta
Chemical formula: ZnSO4 • H2O ZnSO4 • 7H2O
Molecular Weight: 179.46287.56
CAS No.: 7446-19-7 7446-20-0
H.S. Code: 2833293000
EINECS: 231-793-3
Physical characteristics: White powder or crystal, easily soluble in water and insoluble in alcohol and ketone.
Specification:
Item
Monohydrate (ZnSO4·H2O)
Heptahydrate
(ZnSO4·7H2O)
Feed Grade
(powder)
Industry Grade
(powder)
Fertilizer Grade
(Granular)
Purity
98%min
98%min
98%min
98%min
Content
35%min
35%min
33%min
22%min
Pb
10ppmMax
10ppm Max
10ppm Max
10ppmMax
As
5ppmMax
5ppmMax
5ppmMax
5ppmMax
Cd
10ppm Max
20ppm Max
10ppm Max
10ppmMax
Water Insoluble
%≤0.05
%≤0.05
%≤0.05
%≤0.05
Fineness
80mesh
80meshMax
0.5-1mm1-2mm
—
2-4mm