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Pure Gases
Ammonia (NH)3

Description:

Electronic grade ammonia is used as an etching gas in semiconductor manufacturing. It also can be mixed with silane to make silicon nitride. Anhydrous ammonia is used in pharmaceutical production, metal treating, organic synthesis and as a refrigerant gas.

 

Properties:

  Molecular Weight: 17.031
  Specific Volume: 22.6 CF/lb
  Flammable Limits: 15 to 28% in Air
  CGA Valve: 240
  DOT Name:
Ammonia, Anhydrous, Liquefied
  UN No.: UN1005
  DOT Class: 2.2
  DOT Label: Nonflammable Gas - Inhalation Hazard
  CAS Registry: 7664-41-7