Product name |
Zinc acetate, dihydrate |
Specification |
Pharmaceutical grade (USP,BP,EP,CP) |
Molecular formula |
Zn(CH3COO)2·2H2O |
CAS |
5970-45-6 |
H.S. CODE |
2915299090 |
Molecular weight |
219.51 |
Appearance |
White crystal |
Package |
25KG Woven bags or fiber drums |
Property:
Single white inclined flake crystals, with pearly luster, microstrip acetic acid flavor.
Application:
Used as catalyst, polyvinyl acetate ethylene production, printing and dying mordant dyeing, medicine astringent, wood preservers, porcelain glaze materials etc.
Test standard:
Test items |
Specification |
||
BP2015 |
USP35 |
CP2015 |
|
Appearance |
White crystal |
White crystal |
White crystal |
Assay |
99.0~101.0% |
98.0~102.0% |
98.0% |
Appearance of solution |
Conform |
|
Conform |
pH |
5.8~7.0 |
6.0~8.0 |
6.0~6.5 |
Reducing matters |
Conform |
|
≤0.03% |
Insoluble matters |
|
≤0.005% |
≤0.005 % |
Chloride |
≤0.005% |
≤0.005% |
≤0.005% |
Sulfate |
≤0.01% |
≤0.01% |
≤0.01% |
Aluminium |
≤0.0005% |
|
≤0.0002% |
Arsenic |
≤0.0002% |
≤0.0003% |
≤0.0003% |
Cadmium |
≤0.0002% |
|
Conform |
Copper |
≤0.005% |
|
|
Iron |
≤0.005% |
|
≤0.001% |
Lead |
≤0.001% |
|
≤0.04% |
Magnesium and alkaline earths |
|
Conform |
|
Heavy metals |
|
|
≤0.002 % |
Storage:
Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.