This information is based upon technical information believed to be reliable. It is subject to revision as additional knowledge and experience are gained. Please return to this website for the most current version. Intentional misuse can be fatal. Vapor reduces oxygen available for breathing and is heavier than air.
Liquid contact causes frostbite.
Eye or skin contact with the liquid may cause frostbite. Individuals with preexisting diseases of the central nervous or cardiovascular systems may have increased susceptibility to the toxicity of excessive exposures. Keep persons calm. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.