Application News No. M302 Gas Chromatography Mass Spectrometry Quantitation of 3,3’-Dichloro-4,4’Diaminodiphenylmethane (MOCA) in the Work Environment by GC/MS 3,3’-dichloro-4,4’-diaminodiphenylmethane (MOCA) is commonly used as a hardener for urethane resin in the manufacturing and construction industries. Under Japan’s Ordinance on Prevention…
Key words
moca, tfa, dcb, alkali, environment, jisha, ishii, event, mode, hardener, measurement, recovery, spike, japan, conducted