Synonyms: Folan Yellow G; Fast Scarlet S;Sulfonine Red G; Kayanol Red PG; Lanaperl Red G; Erionyl Red G; Fenafor Red PG;(8Z)-8-[[4-[4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl] phenyl]phenyl]hydrazinylidene]-7-oxonaphthalene-1,3-disulfonate; Milling Red J;disodium;