... ,3,5-Trioxane,polymer with 1, 3-dioxolane, Copolyformaldehyde Resin, Copolyformaldehyde , Acetal copolymer, polyxymethylene, POM(Polyacetal) CAS NO ... in electronic and electrical, mechanical , instruments, daily-use light industrial, automotive, building materials, agriculture and other fields. ... HB class UL94Notes to users:Values shown are based on testing of laboratory test specimens and represent ...