Zinc Sulfate Heptahydrate
| Price | $1 |
| Package | 1g |
| Min. Order: | 10g |
| Supply Ability: | 1000000 Kilogram/Kilograms per Month |
| Update Time: | 2019-07-31 |
Product Details
| Product Name: Zinc Sulfate Heptahydrate | CAS No.: 7446-20-0 |
| EC-No.: 231-793-3 | Min. Order: 10g |
| Purity: 99% | Supply Ability: 1000000 Kilogram/Kilograms per Month |
| Release date: 2019/07/31 |
Product name: Zinc sulfate Heptahydrate
Molecular Weight: 287.58
Molecular Formula: ZnSO4·7H2O
Molecular Weight: 287.58
Molecular Formula: ZnSO4·7H2O
Content: ≥ 99%
Performance: It is colorless or white crystalline powder, odourlessness. Efflorescence in air. Acid hydrometer is 1.957(25/4℃) to litmus. Melting point is 100℃. It's soluble in water and glycerol, insoluble in ethanol and harmfulless, lose crystal water in 280℃.
Use: It is used as food additives, animal feed, printing and dyeing, timber preservative.Used as analytical reagent.
Specifications:
|
Quality Index
|
GB25579-2010
|
|
Color
|
Colorless or white
|
|
Content %
|
99.0-108.7
|
|
As ≦%
|
0.0003
|
|
Alkali metal ≦%
|
0.5
|
|
Acidicty
|
Pass test
|
|
Se ≦%
|
0.003
|
|
Hg ≦%
|
0.0001
|
|
Pb ≦%
|
0.0004
|
|
Cd ≦%
|
0.0002
|
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