"Oxygen, Nitrogen "


Obtainment of oxygen and nitrogen from atmosphere air by the method of deep freezing and air rectification.

Commercial Oxygen Gas, 1 grade
Characteristic NameRate
Oxygen volume fraction, %, not less

Mass concentration of water vapour at 20?С and

101,3 kPa (760 Mmhg.), g/m3, not more

Hydrogen volume fraction, %, not more

99,7

0,07

0,3



Commercial Nitrogen Gas, 1 grade
Characteristic Name Rate
Nitrogen volume fraction, %, not less

Oxygen volume fraction, %, not more

Mass concentration of water vapour in nitrogen gas, %, not more

 

99,99

0,05

0,004