Appearance:COLOURLESS SOLID, BROWN LIQUID OR RED-BROWN GAS
Hazard Symbols:Inhalation may be fatal. Can react strongly with reducing materials. TLV: 3 ppm; STEL 5 ppm; not classifiable as a human carcinogen.
Risk Codes26-34
Safety: Experimental poison by inhalation. Moderately toxic to humans by inhalation. An experimental teratogen. Other experimental reproductive effects. Human systemic effects by inhalation: pulmonary vascular resistance changes, cough, dyspnea, and other pulmonary changes. Mutation data reported. Violent reaction with cyclohexane, F2, formaldehyde, alcohols, nitrobenzene, petroleum, toluene. When heated to decomposition it emits toxic fumes of NOx. See also NITRIC OXIDE.
Analytical Methods:
For occupational chemical analysis use OSHA: #ID-109 or NIOSH: Nitrogen Dioxide, 6700.