Acid Blue 1
Cuprate(3-), [29H,31H-phthalocyanine-C,C,C-trisulfonato(5-)-κN29,κN30,κN31,κN32]-, sodium (1:3)
Acid Blue 9
Benzenesulfonic acid, aminomethyl[[4-[(sulfophenyl)amino]phenyl][4-[(sulfophenyl)imino]-2,5-cyclohexadien-1-ylidene]methyl]-, sodium salt (1:2)
Methyl blue
Benzenemethanaminium, N-[4-[[4-(diethylamino)-2-methylphenyl][4-[ethyl[(3-sulfophenyl)methyl]amino]phenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-ethyl-3-sulfo-, inner salt, sodium salt (1:1)
C.I. Acid Blue 90
Benzenesulfonic acid, [[4-[[4-(phenylamino)phenyl][4-(phenylimino)-2,5-cyclohexadien-1-ylidene]methyl]phenyl]amino]-, sodium salt (1:1)
Indigo carmine