Pharmaceutical excipients
Zinc acetate, dihydrate

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.

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