139655-10-0 1,4-Butanediol polymer with 1,3-diisocyanatomethylbenzene,α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl) and α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]
13967-78-7 BENZENE, [3H]- 3-20 MCI(111-740 MBQ)/MMOL, DELIVERED >= 96% PURE WITH HPLC RADIOCHROMATOGRAM