Propionic acid,tetrafluoro-3-[trifluoro-1-(trifluoromethyl)-2-[(trifluorovinyl)oxy]ethoxy]-,potassium salt,polymer with tetrafluoroethylene

Propionic acid, tetrafluoro-3-[trifluoro-1-(trifluoromethyl)-2-[(trifluorovinyl)oxy]ethoxy]-, potassium salt, polymer with tetrafluoroethylene

Propanoic acid,3-[1-[difluoro [(trifluoroethenyl)oxy]methyl]-1,2,2,2-tetrafluoroethoxy]-2,2,3,3-tetrafluoro-,potassium salt,polymer with tetrafluoroethene

Propanoic acid, 3-[1-[difluoro [(trifluoroethenyl)oxy]methyl]-1,2,2,2-tetrafluoroethoxy]-2,2,3,3-tetrafluoro-, potassium salt, polymer with tetrafluoroethene