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CAS NO:109747-77-5
CAS:
109747-77-5
英文名称:
nonanedioic acid, polymer with 1,4-butanediol and 1,1'-methylenebis[isocyanatob
enzene]
nonanedioic acid, polymer with 1,4-butanediol and1,1'-methylenebis[isocyanatobenzene]
