Substance   HELIUM, COMPRESSED
UN Number   1046
HIN (= Hazard Identification Number)   20
ADR Label   2.2
ADR Class   2
Classification Code   1A
Packing group  
ERIC   2-03
 
Emergency Response Information
ASPHYXIANT COMPRESSED GAS

1. Characteristics
  • Asphyxiant : the gas will suffocate without warning.
  • Not flammable.

2. Hazards
  • Heating of container(s) will cause pressure rise with risk of bursting and immediate release of the gas.
  • The gas may be invisible and may enter sewers, basements or confined spaces.

3. Personal Protection
  • Self contained breathing apparatus.

4. Intervention Actions
  4.1 General
  • Keep upwind.

  4.2 Spillage
  • Stop leaks if possible.
  • Knock down or disperse gas cloud with water spray.
  • If substance has entered a water course or sewer, inform the responsible authority.
  • Ventilate sewers and basements where there is no risk to personnel or public.

  4.3 Fire (involving the substance)
  • Keep container(s) cool with water.
  • Work from protected position to reduce risk to personnel. Use unmanned monitors or lances.
  • Use water spray to knock down fire fumes if possible.
  • Avoid unnecessary run-off of extinguishing media which may cause pollution.

5. First Aid
  • No special precautions.

6. Essential Precautions For Product Recovery
  • Do not use standard recovery equipment. Seek specialist advice immediately.

7. Precautions After Intervention
  7.1 Undressing
  • No special precautions.

  7.2 Equipment Clean Up
  • No special precautions.
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