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1. CAS No.: 7446-19-7
2. Zinc sulfate monohydrate for 35%
3. Grade: Industrial Grade and Feed Grade.
4. UN No.: 3077
5. HS No.: 28332600
6. [Molecular formula]: ZnSO4· H2O
7. [Molecular weight]: 179.45
8. [Properties ]: White flowing powder, deliquescence in the air, slightly soluble in water, slightly soluble in alcohol, insoluble in the acetone.
Use]:
Zinc sulfate monohydrate is the raw material to make lithopone and zinc salt. It's the mordant for printing and dyeing industry, preservative agent for wood and leather, pesticide for fruit trees, medical vomit, clarifier and preservative agent for bone adhesive, as well as important subsidiary material to make chemical fiber.
In addition, it is also used as feed additive.
[Storage]:
Dry place and sealed preservation.
[Packing]:
In woven bag lined with plastic 25kg/bag or 50kg/bag
|
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 |
__ |
__ |
