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CAS: 72928-65-5
英文名称: 
4,4'-methylenebis[cyclohexanamine] and 1,1'-methylenebis[4-isocyanatocyclohexan
2-oxepanone, polymer with alpha-hydro- omega-hydroxypoly(oxy-1,4-butanediyl), 4,4'-methylenebis[cyclohexanamine]
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