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Model NO.: Zn 20%~36%
Trademark: LY
Specification: SGS ISO
Origin: Shandong
HS Code: 283329300
Our advantage:
1. Factory price,
2. Good Quality,
3. Free sample,
4. ISO Cerficate,
5. A long stable supplier,
6. Good support to you
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Specifications
Zinc Sulphate heptahydrate
M. F.: ZnSO4.7H2O
M. W.: 287.56
CAS No.: 7446-20-0
EINECS: 231-793-3
Zinc Sulphate heptahydrate ZnSO4.7H2O/ 22% min
M. F.: ZnSO4.7H2O
M. W.: 287.56
CAS No.: 7446-20-0
EINECS: 231-793-3
H. S. Code: 2833293000
Appearance: White powder or crystal, or granule
Packaging Detail:
25/50kgs PP bag with liner, or jumbo bags or according to client request.
25MT without pallet,
24MT with pallet.
Applications:
1. Zinc Sulphate is used in the production of lithophone and zincsalts.
2. Zinc Sulphate is also used in synthetic fiber industry, zinc plating, pesticides, flotation, and water purification.
3. In agriculture, Zinc Sulphate is mainly used as microelement fertilizer;
4. Zinc Sulphate is also used as feed additive.
Items | Specification | |||||
I Type (Zinc Sulfate Monohydrate) | II Type(Zinc Sulfate Heptahydrate) | |||||
High-Class | First-Class | Qualifier | High-Class | First-Class | Qualifier | |
( calculate Zn ) Main content ( calculate ZnSO4@H2O ) ≥% | 35.7 | 35.34 | 34.61 | 22.51 | 22.06 | 20.92 |
(calculate ZnSO4@7H2O ) ≥% | 98.0 | 97.0 | 95.0 | 99.0 | 97.0 | 92.0 |
Insoluble matter content ≤% | 0.020 | 0.050 | 0.10 | 0.020 | 0.050 | 0.10 |
PH value ( 50g /L ) ≥% | 4.0 | 4.0 | __ | 3.0 | 3.0 | __ |
Chloride ( Cl ) content ≤% | 0.20 | 0.60 | __ | 0.20 | 0.60 | __ |
( Pb ) content ≤% | 0.002 | 0.007 | 0.010 | 0.002 | 0.010 | 0.010 |
( Fe ) content ≤% | 0.008 | 0.020 | 0.060 | 0.005 | 0.020 | 0.060 |
( Mn ) content ≤% | 0.01 | 0.03 | 0.05 | 0.01 | 0.10 | __ |
( Cd ) content ≤% | 0.002 | 0.007 | 0.010 | 0.002 | 0.010 | __ |
( Cu ) content ≤% | 0.001 | __ | __ | 0.002 | __ | __ |