Synonyms: Tetradiphon;V 18;p-Chlorophenyl2,4,5-trichlorophenyl sulfone;Sulfone,p-chlorophenyl 2,4,5-trichlorophenyl (7CI,8CI);2,4,4',5-Tetrachlorodiphenylsulfone;Akaritox;Aredion;Duphar;Mition;Polacaritox;Roztoczol;Roztoczolextra;Tedion;Tedion V 18;Tetradifon;