nitrogen dioxide


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Related to nitrogen dioxide: Nitrogen monoxide

nitrogen dioxide

[′nī·trə·jən dī′äk‚sīd]
(inorganic chemistry)
NO2 A reddish-brown gas; it exists in varying degrees of concentration in equilibrium with other nitrogen oxides; used to produce nitric acid. Also known as dinitrogen tetroxide; liquid dioxide; nitrogen peroxide; nitrogen tetroxide.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In 2017 the local authority operated 30 non automatic monitoring sites in Bridgend which monitor levels of nitrogen dioxide.
Nitrogen dioxide appears in areas with factories, vehicles, or from the burning of fossil fuels for energy.
Customers prefer nitrogen dioxide sterilization for its key advantages: ultra-low temperature (10 degrees-30 degrees Celsius), minimal pressure requirements, no cytotoxic residuals, and fast cycle times (two to four hours, including aeration).
According to the results of measurements conducted recently by Greenpeace at 18 primary schools in the city of Dusseldorf, the amount of nitrogen dioxide detected was between 44 and 72 micrograms per cubic meter of air.
In June 30 comments to EPA's Office of Air Quality Planning and Standards' Air Quality Assessment Division, APHA and 10 other public health and environmental organizations offered feedback on proposed revisions that would reduce EPA's guidelines on monitoring possible exposure to nitrogen dioxide near roadways.
The safety limit for nitrogen dioxide is 40mg per cubic metre.
The fabrics were so sensitive that 30 minutes of exposure to 0.25 parts per million of nitrogen dioxide (just under five times above the acceptable standard set by the U.S.
Thus the sensor contains one dye for carbon monoxide and another for nitrogen dioxide. It works by having a small LED shine blue light into a waveguide coated with a polymer into which the dyes have been mixed.
Thus it was suggested that the nitrogen dioxide which reacts with the ammonium nitrate by the reaction
The UK has been breaching legal limits for nitrogen dioxide since 2010 in 16 different cities and regions, including Leeds.
In the latest study, Bakian and researchers found an increased risk of suicide associated with short-term exposure to nitrogen dioxide and fine particulate matter among Salt Lake City residents who died by suicide between 2000 to 2010.