Nitrogen occurs naturally in the Earth’s atmosphere at a rate of about 78%. It is obtained by fractional distillation of air liquefied, as a co-product of oxygen and other gases in smaller percentages.


Chemical formula: N2

Molecular weight: 28 g/mol

CAS Number: 7727-37-9


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Color spinner tank: black, RAL 9005

UN number: 1066 (compressed); 1977 (liquid).

Valve: 5-UNI 11144/2005: W 21.7 x 1/14 ” Right – female

ADR Class: 2.2

  • Neutral atmosphere welding (TIG)
  • In metallurgy and steel industry to achieve non-oxidizing atmosphere;
  • Gas “carrier” in gas chromatography;
  • In lighting, in the filling of the incandescent bulbs and fluorescent lamps and to generate a blue light in neon lamps;
  • In the food industry used pure and / or mixed for storage in a protective atmosphere and for bottling wines – E941;
  • Cryogenic applications: cryopreservation of biological samples, scientific equipment cooling, etc.


  • 1 l – mini line
  • 14 liters (2.8 cubic meters)
  • 27 liters (5.4 cubic meters)
  • 40 l (8 cubic meters)
  • 50 l (10 cubic meters)
  • Cylinder packs 16 * 40 l

Cryogenic Liquid:

  • Tank 120 l
  • Tank 180 l
  • Bulk (criogenic tank mobile)

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