|
Product name |
Cobalt acetate,tetrahydrate |
|
Specification |
Reagent grade |
|
Molecular formula |
C4H6O4Co·4H2O |
|
CAS |
71-48-7 |
|
H.S. CODE |
2915299090 |
|
Molecular weight |
249.08 |
|
Appearance |
Dark red crystal |
|
Package |
25KG Woven bags or fiber drums |
Property：
White loose fine powder. Odourless. Taste slightly bitter. Easily absorbing moisture. Heating to 1.6 ℃ decomposed into CaCO3 and acetone. Soluble in water. Slightly soluble in alcohol.
Application:
Chelating agent, Antibacterial agents; mildew Stabilizer, Slow granule, More aromatic agent; Preservatives, Fennan; PH regulator, Processing AIDS.
Test standard：HG/T 3-19975-1976
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Test items |
Specification |
||
|
AR grade |
CP grade |
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|
Appearance |
Dark red crystal |
Dark red crystal |
|
|
Assay |
≥99.5% |
≥97.0% |
|
|
Water insoluble |
≤0.005% |
≤0.02% |
|
|
Chloride |
≤0.002% |
≤0.005% |
|
|
Nitrate |
≤0.02% |
≤0.05% |
|
|
Sulfate |
≤0.005% |
≤0.01% |
|
|
Iron |
≤0.0005% |
≤0.001% |
|
|
Manganese |
≤0.005% |
≤0.02% |
|
|
Zinc |
≤0.05% |
≤0.2% |
|
|
Nickel |
≤0.05% |
≤0.1% |
|
|
Heavy metals |
≤0.005% |
≤0.02% |
|
|
Alkaline and alkaline metals |
≤0.1% |
≤0.5% |
|
Storage：
Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.
