英文名称: | 1,2,3-Propanetriol, polymer with 1,3-diisocyanatomethylbenzene, hydrazine, methyloxirane and oxirane | 1,2,3-propanetriol, polymer with 1,3-diisocyanatomethylbenzene, hydrazine, meth | 1,2,3-propanetriol, polymer with1,3-diisocyanatomethylbenzene, hydrazine, methyloxirane and oxirane | 1,2,3-Propanetriol,polymer with 1,3-diisocyanatomethylbenzene,hydrazine,methyloxirane and oxirane |
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