Dichlorodifluoroethylene79-35-6100 % similar Chlorotrifluoroethylene79-38-944 % similar Polychlorotrifluoroethylene9002-83-944 % similar Tetrafluoroethylene116-14-342 % similar Tetrachloroethylene127-18-442 % similar Polytetrafluoroethylene9002-84-042 % similar 2-Chloropentafluoro-1,3-butadiene392-42-737 % similar 2-Chloro-1,1,3,3,3-pentafluoropropene2804-50-435 % similar Dichlorodifluoroethene598-88-933 % similar Hexafluorobutadiene685-63-233 % similar Hexachlorobutadiene87-68-333 % similar 1-Chloro-1,2-difluoroethylene359-04-632 % similar 1-Fluoro-1,2-dichloroethylene430-58-032 % similar 1,1,2-Trichloro-3,3,3-trifluoro-1-propene431-52-730 % similar