154517-56-3 1,3-Propanediol,2-ethyl-2-(hydroxymethyl)-, polymer with a-hydro-w-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and1,1'-methylenebis[isocyanatobenzene], Me Et ketone oxime-blocked
154505-57-4 Hydrazinium,1-(1H-imidazol-1-yl)-2-[(5-nitro-2-thienyl)methylidyne]-, inner salt