Carbon Monoxide Headquarters
Other Nasty gases, Dr. D. Penney

Nitrous Oxide

Uses, Cautions, Symptoms, Exposure Limits:

  • Uses - Oxidize compounds, preparation of nitrites, rocket fuel, whipped cream

  • Cautions - Narcotic at high concentrations; asphyxiant; less irritating than other NOx compounds

  • Symptoms - Acts as anesthetic by inhalation, analgesic

  • Exposure Limits - ACGIH TLV: TWA = 50 ppm

    ACGIH = American Conference of Governmental Industrial Hygienists
    OSHA = U.S. Occupational Safety and Health Administration
    TWA = time weighted average
    STEL = short-term exposure limit
    TLV = threshold limit value
    PEL = permissible exposure level

    ...... last changed 05/22/00

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