Biosterile 9 Gas | Ethylene Oxide & Carbon Dioxide | Coregas NZ

Biosterile 9 (9% Ethylene Oxide balance Carbon Dioxide)

Biosterile 9 is used as a sterilising agent


Pure ethylene oxide is a highly flammable and toxic gas. However, 9% Ethylene Oxide balance Carbon Dioxide mixture is classified as non-flammable gas (class 2.2).


Typical articles sterilised with ethylene oxide include:

  • Medicine bottles
  • Food containers
  • Surgeons' gloves and instruments
  • First aid bandages
  • Cleanroom clothes

NOTE: it is banned for fumigation use as part of the Rotterdam Convention.

Product Summary

Gas composition

  • Ethylene Oxide 9.0% ± 1.0%
  • Carbon dioxide balance


Moisture ≤ 100 ppm

Available sizes


Size Product code Volume Weight (full)* Pressure Outlet connection Availability Cert. of conformance
G 557142 30 kg 85 kg 5,600 kPa CGA 350 Australia wide Download
Additional Details

Physical & chemical properties

Appearance Flammability
AppearanceColourless gas FlammabilityNon flammable

UN number


Hazard class


Hazard symbol (GHS)

  • Non-flammable non-toxic gas 2.2