isocyanate isocyanate  /ˌaɪ sə ˈsaɪ ə ˌneɪt/


  • (n) a salt or ester of isocyanic acid


  1. In one, the Environmental Protection Agency found that methyl isocyanate had leaked from the plant 28 times from 1980 to 1984, apparently in small quantities.
  2. The poison there was methyl isocyanate, which, like mesityl oxide, is used in the production of agricultural chemicals.
  3. A chemical reaction is taking place in which the molecules of isocyanate will be turned over and excreted by the system.


  • OSHA Focuses on Isocyanates Via National Emphasis Program

    OSHA has announced a new National Emphasis Program for occupational exposure to isocyanates that will focus outreach and inspections on specific hazards in the manufacturing, maritime and construction industries. On Dec. 3, 1984, over 40 tons of methyl isocyanate and other lethal gases including hydrogen cyanide, leaked into the northern end of Bhopal, killing over 3,000 people in its immediate ...
    on July 10, 2013     Source: EHS Today

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