Hazard Class 2
Class 2Gases
Division 2.1Flammable gases
Division 2.2Non-flammable, non-toxic* compressed gases
Division 2.3Gases toxic* by inhalation
Division 2.4Corrosive gases (Canada)
Non-Flammable Gas 2 DOT Placard
  • Division 2.1 Flammable compressed gas. Compressed gases are labeled according to their flammability. A compressed gas is defined as a material or mixture that has in its container either an absolute pressure exceeding 40 PSI at 70 degrees F, an absolute pressure exceeding 104 PSI at 130 degrees F, or both; or any liquid flammable material that has a Reid vapor pressure exceeding 40 PSI absolute at 100 degrees F.
  • Division 2.2 Non-flammable compressed gas.
  • Division 2.3 Poisonous gas.
  • Division 2.4 Corrosive gas (Canadian).