128367-09-9 41222-33-7 51273-82-6 53529-45-6 58391-16-5 Fyrol 76 Phosphonic acid, ethenyl-, bis(2-((butoxymethylphosphinyl)oxy)ethyl) ester Phosphonic acid, ethenyl-, bis(2-chloroethyl) ester, polymer with dimethyl methylphosphonate