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CAS NO:67892-90-4
CAS:
67892-90-4
英文名称:
cyanogen chloride ((cn)cl), polymer with 1,1'-(methylenedi-4,1-phenylene)bis[1h
-pyrrole-2,5-dione] and 4,4'-(1-methylethylidene)bis[phenol]
cyanogen chloride ((cn)cl), polymer with
