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CAS NO:42553-22-0
CAS:
42553-22-0
英文名称:
1,4-benzenedicarboxylic acid, polymer with hexahydro-2h-azepin-2-one and 4,4'-m
ethylenebis[cyclohexanamine]
1,4-benzenedicarboxylic acid, polymer withhexahydro-2h-azepin-2-one and 4,4'-methylenebis[cyclohexanamine]