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CAS NO:67633-65-2
CAS:
67633-65-2
英文名称:
poly[oxy(methyl-1,2-ethanediyl)], alpha, alpha', alpha'', alpha'''-[1,2-cyclohe
1-ethanediyl)]]tetrakis[ omega -hydroxy-xanediylbis[nitrilobis(methyl-
