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CAS NO:70456-78-9
CAS:
70456-78-9
英文名称:
hanol, hexanedioic acid and 1,1'-methylenebis[4-isocyanatobenzene]
1,3-benzenedicarboxylic acid, polymer with1,4-butanediol, 1,4-cyclohexanedimethanol, hexanedioic acid and