A field method for determining 4,4'-di-isocyanatodiphenylmethane in air.
D000388:Air / Q000032:analysis*; D001713:Biphenyl Compounds / Q000032:analysis*; D002617:Chemical Industry; D055598:Chemical Phenomena; D002621:Chemistry; D003485:Cyanates / Q000032:analysis*; D008697:Methane
D001713:Biphenyl Compounds; D003485:Cyanates; D008697:Methane