... , 1,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene, POM(Polyacetal) CAS NO.:24969-26 ... widely used in electronic and electrical, mechanical , instruments, daily-use light industrial, automotive, building materials, agriculture and other fields. In many ...