英文同义词:1,1’-methylenebis(4-isocyanato)-benzene;para,para’-diphenylmethanediisocyanate;para,para’-methylenebis(phenylisocyanate);Rubinate44;RubinateLF-168;rubinate44;METHYLENEBIS(P-PHENYLISOCYANATE);METHYLENEDIPHENYL4,4'-DIISOCYANATE
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