Zero Air

Zero Air is produced by mixing pure oxygen with pure nitrogen, thereby eliminating all impurities found in ambient air

N2 / O2

Zero Air is extensively used in laboratories


  • calibrating and running test instruments where small levels of sulphur and nitrous oxide can affect the measurement equipment

Product Summary

Gas composition

  • Nitrogen Balance
  • Oxygen 21% ± 0.5%


Moisture ≤ 15 ppm
Hydrocarbons as methane ≤ 1.0 ppm

Available sizes


Size Product code Volume Weight (full)* Pressure Outlet connection Availability Cert. of Conformance
G 384150 9.4 m³ 20,000 kPa Type 60 Australia wide Download
Additional Details

Physical & chemical properties

Appearance Odour Flammability
AppearanceColourless gas OdourOdourless FlammabilityNon flammable

UN number


Hazard class


Hazard symbol (GHS)

  • Non-flammable non-toxic gas 2.2