4-Nitro-1,3-phenylenediamine
[2,2'-Biindolinylidene]-3,3'-dione
Fuchsin S calcium salt
Sodium 3-((-ethyl(-4-((4-(ethyl(3-sulfonatobenzyl)amino)phenyl)(4-sulfonatophenyl)methylene)cyclohexa-2,5-dien-1-ylidene)ammonio)methyl)benzenesulfonate
Sodium 4-((4-(dimethylamino)phenyl)(4-(dimethyliminio)cyclohexa-2,5-dien-1-ylidene)methyl)-3-hydroxynaphthalene-2,7-disulfonate
Acid black 2
Sodium 3-((4-(phenylamino)phenyl)diazenyl)benzenesulfonate
Sodium 2-((4-(dimethylamino)phenyl)diazenyl)benzoate
Methyl red hydrochloride
Pentamethyl pararosaniline chloride
Methyl violet
N-(4-((2-Chlorophenyl)(4-(dimethylamino)phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride
Sodium 5,7-dinitro-8-oxidonaphthalene-2-sulfonate
Calcium 3-hydroxy-4-((4-methyl-2-sulfonatophenyl)diazenyl)-2-naphthoate
Sodium 2-((1-hydroxy-7-(phenylamino)-3-sulfonatonaphthalen-2-yl)diazenyl)benzoate
4-((4-(Diethylamino)phenyl)(4-(diethyliminio)cyclohexa-2,5-dien-1-ylidene)methyl)-3-sulfobenzenesulfonate
Sodium 4-hydroxy-5-((4-(phenylamino)-5-sulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate
Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-methylbenzenesulfonate)
Sodium 6,6'-((9,10-dioxo-9,10-dihydroanthracene-1,4-diyl)bis(azanediyl))bis(3-butylbenzenesulfonate)
Acid Green
Sodium 4-((2-hydroxy-6-sulfonatonaphthalen-1-yl)diazenyl)naphthalene-1-sulfonate
Sodium 4,5-dihydroxy-3-((4-sulfonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulfonate
Acidviolet43
Sodium 3-(((4-((4-(dimethylamino)phenyl)(4-(ethyl(3-sulfonatobenzyl)amino)phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)(ethyl)ammonio)methyl)benzenesulfonate
Acidyellow17
4,4'-((4-Imino-3-methylcyclohexa-2,5-dien-1-ylidene)methylene)bis(2-methylaniline) hydrochloride
