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CAS NO:70085-04-0
CAS:
70085-04-0
英文名称:
1,4-benzenedicarbonyl dichloride, polymer with 4,4'-bicyclo[2.2.1]hept-2-yliden
ebis[phenol], carbonic dichloride and nonanedioyl dichloride
1,4-benzenedicarbonyl dichloride, polymer with
