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CAS: 71550-07-7
英文名称: 
yanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and 1,1'-methylenebis[
poly(oxy-1,4-butanediyl), alpha-hydro- omega -hydroxy-,polymer with 1,3-diisocyanato-2-methylbenzene,2,4-diisocyanato-1-methylbenzene and
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