167883-18-3 Hexanedioic acid, polymer with 1,4-butanediol, .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxypoly(oxy-1,2-ethanediyl) and 1,1-methylenebis4-isocyanatocyclohexane
16788-40-2 Ethanedioic acid, zinc salt (1:1), hydrate