product details

Beijing KangPuHuiWei Technology Co.,Ltd.

Ammonium chloride

Author：admin Time：2019-01-04 09:42:11

Ammonium chloride NH4Cl

Relativemolecular Weight:53.49

Properties:Colorless crystal or whitecrystalline powder.The relative density of 1.53, at 337.8 ℃ sublimationand decomposition of ammonia and hydrogen chloride.Soluble in water, insolublein alcohol.

Product standards NO:GB/T 658-2006

Specifications: Content and content of impurities in %

Test Items	AR	CP
Content	99.5	95.0
Clarity test	Qualified	Qualified
Residueon ignition (sulfate)	0.02	0.05
Free acid（以NH4HF2计）	0.5	1.0
Free base	Qualified	Qualified
Chloride （Cl）	0.005	0.01
Sulfate（SO4）	0.01	0.01
Fluorosilicate（以SiO3计）	0.15	0.30
Iron（Fe）	0.002	0.004
Heavy metals（以Pb计）	0.001	0.001

Use for analyzing the reagents.Such as thepreparation of ammonium, ammonium chloride buffer solution.Used as a supportingelectrolyte in electrochemical analysis.Used as an arc stabilizer for emissionspectroscopy.Atomic Absorption Spectrometry Interference inhibitor.

AR Grade Reagent Grade Ammonium chloride

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