Copolyformaldehyde Resin, Acetal copolymer, POM (Polyacetal), CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene ... , POM(Polyacetal) CAS NO.:24969-26-4, 1,3,5-Trioxane,polymer with 1, 3-dioxolane. Copolyformaldehyde (POM) is an excellent engineering ...