4-Sulfo-4'-(dimethylamino)azobenzene 547-58-0 Benzenesulfonic acid, 4-[[4-(dimethylamino)phenyl]azo]-, sodium salt Benzenesulfonic acid, p-[[p-(dimethylamino)phenyl]azo]-, sodium salt C.I. 13025 C.I. Acid Orange 52 Diazoben Eniamethyl Orange Gold orange Helianthine Helianthine B KCA Methyl Orange Methyl Orange B Methyl orange NSC9416 Orange 3 Orange III Sodium 4'-(dimethylamino)azobenzene-4-sulfonate Sodium p-dimethylaminoazobenzenesulfonate Tropaeolin D