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Pharmaceutical excipients
Ammonium sulfate

Product name

Ammonium sulfate

Specification

Pharmaceutical grade (USP,BP,EP,CP)

Molecular formula

(NH4)2SO4

CAS

7783-20-2

H.S. CODE

3102210000

Molecular weight

132.14

Appearance

Colorless crystal powder

Package

25KG Woven bags or fiber drums

Property

    Colorless crystalline or translucence powder. The relative density 1.769. Hot to 100 ℃ began to decompose into ammonia and acid hydrogen amines. Soluble in water, insoluble in ethanol and acetone.

Application

   Analytics reagents. As the support point electrochemical analysis and solution quality. Also used in the microbiological media, ammonium salt preparation.

Test standard

Test items

Specification

BP2015

USP35

CP2015

Appearance

Colorless crystal powder

Colorless crystal powder

Colorless crystal powder

Assay

99.0~100.5%

99.0~100.5%

99.0~100.5%

pH

5.0~6.0

5.0~6.0

5.0~6.0

Residue on ignition

0.005%

0.005%

0.005%

Insoluble matters

0.005%

0.005%

0.005%

Phosphate

0.0005%

0.0005%

0.0005%

Chloride

0.0005%

0.0005%

0.0005%

Nitrate

0.001%

0.001%

0.001%

Iron

0.0005%

0.0005%

0.0005%

Microbiological test

 

Conform

 

Storage

    Store in a cool, dry and well ventilated place. Keep away from incompatible substances. Keep container closed.

Product categories
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