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Hana Kleinová
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Ammonia

General Characteristics
Liquid ammonia is liquified gaseous ammonia manufactured by synthesis of hydrogen and nitrogen. It is a transparent colourless liquid of pungent unbreathable odour.
CAS: 7664-41-7

Liquid ammonia is used as an intermediate for production of chemicals (nitric acid, fertilizers etc.), component for formulation of mixtures (primarily fertilizers) and as a processing aid, non-processing aid and auxiliary agent (e.g. for cooling, nitrogen and sulphur oxides reduction, nitriding of metal surfaces, extraction and neutralization agent, etc.). 

The product is classified as hazardous pursuant to Act No. 350/20011 Coll. and corresponding EU legal regulations (Regulation (EC) No 1272/2008 CLP, Directive No 67/548/EHS or Directive No 1999/45/EC. 

 

Parameter Unit Value Test Method
Ammonia content % wt. min 99.8 By difference
Water content % wt. max 0.2 KF titration (biamperometry)
Inert gas content* % vol. max. 0.1 Absorption of NH3 vapour

Packaging, Storage, Transportation
Liquid ammonia is delivered in pressurized rail tank cars and in steel bottles. 

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