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CAS NO:40021-83-8
CAS:
40021-83-8
英文名称:
poly(oxy-1,2-ethanediyl), alpha, alpha'-(1,6-dioxo-1,6-hexanediyl)bis[ omega -h
alpha,alpha'-(1,6-dioxo-1,6-hexanediyl)bis[ omega -hydroxy-poly(oxy-2-ethanediyl)