PRODUCT SPECIFICATION
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Date of last revision: 11.01.2016
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NITROGEN GASEOUS
TECHNICAL GRADE
General Information:
Chemical formula: N2 Molecular weight: 28.01 Appearance: colourless non-flammable gas Use: thermal treatment of metals and alloys, shielding gas in gas welding, inert medium in the production, storage and transportation of easily oxidizable products, production of plastics and others. |
CAS No.: 7727 – 37 – 9 EC No.: 231 – 783 – 9 Neochim PLC code: 10 – 01 |
Specifications:
Indices |
Typical Values |
Limit Values |
Nitrogen content, vol. % |
99.98 |
min. 99.5 |
Water vapours in gaseous nitrogen at 2930К and 0.1 МРа, which corresponds to the temperature of saturation of nitrogen at 2300К and 0.1 МРа, g/m3 |
0.02 |
max. 0.07 |
Oxygen, vol. % |
0.02 |
max. 0.5 |
Oil |
Passes the test |
Passes the test |