Synonyms: 3,3',5,5'-TetrabromobisphenolS;3,5,3',5'-Tetrabromobisphenol S;4,4'-Dihydroxy-3,5,3',5'-tetrabromodiphenylsulfone;4,4'-Sulfonylbis(2,6-dibromophenol);Bis(3,5-dibromo-4-hydroxyphenyl)sulfone;Bis(4-hydroxy-3,5-dibromophenyl) sulfone;EB 400S;FG 400S;Flame Cut160R;NFPP;Tetrabromobisphenol S;