Hexachlorobenzene118-74-1100 % similar Octachloronaphthalene2234-13-167 % similar Tetrachlorocatechol1198-55-650 % similar Bis(2,3,4,5,6-pentachlorophenyl) disulfide22441-21-050 % similar Pentachlorophenol87-86-550 % similar Pentachloropyridine2176-62-746 % similar Pentachlorobenzene608-93-546 % similar 1,2,3,4-Tetrachloronaphthalene20020-02-443 % similar 1,3,5-Trichloro-2,4,6-trifluorobenzene319-88-042 % similar Tetrachloro-P-hydroquinone87-87-642 % similar Pentachlorothiophenol zinc salt117-97-540 % similar Sodium pentachlorophenolate131-52-240 % similar Pentachlorothioanisole1825-19-040 % similar Tetrachlorophthalonitrile1953-99-740 % similar Chloropentafluorobenzene344-07-038 % similar 2,3,4,5-Tetrachlorothiophene6012-97-138 % similar 1,2,3,4-Tetrachlorobenzene634-66-238 % similar Chlorothalonil1897-45-638 % similar 1,3-Dichloro-2,4,5,6-tetrafluorobenzene1198-61-436 % similar 9,10-Dichloroanthracene605-48-136 % similar