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Pharmaceutical excipients
Ammonium chloride

Product name

Ammonium chloride

Specification

Pharmaceutical grade (USP,BP,EP,CP)

Molecular formula

NH4Cl

CAS

12125-02-9

H.S. CODE

2827109000

Molecular weight

53.49

Appearance

White crystal powder

Package

25KG woven bags or fiber drums



Properties

    Colorless crystalline or white crystalloid powder. 337.8 1.53, relative density ℃ sublimation and decomposed into ammonia and hydrogen. Easily soluble in water, soluble in alcohol.

Application

    Analytics reagents, such as configuration ammonia chloride buffer solution. - as the supporting electrolyte electrochemical analysis. Used for emission spectrometry with arc stabilizer. Atomic absorption spectrometry with interference inhibitors.

Test standard


Test items

Specification

BP2015

USP35

CP2015

Apperance

White crystal powder

White crystal powder

White crystal powder

Assay

99.5~100.5%

99.5~100.5%

99.5%

Apperance of solution

Conform

 

 

Acidity and alkaline

Conform

4.6~6.0

4.0~6.0

Bromide and iodide

Conform

 

 

Barium

 

 

Conform

Sulfate

0.015%

 

 

Loss on dry

1.0%

0.5%

0.5%

Sulphated ash

0.1%

 

 

Arsenic

 

 

0.0005%

Calcium

0.02%

 

 

Iron

0.002%

 

0.005%

Heavy metals

0.001%

0.001%

0.001%

Residue on ignition

 

0.1%

0.1%

Thiocyanate

 

Conform

 

Storage

    Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.



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