2, 7-Naphthalenedisulfonic acid, {3,3'-[(3,3'-dimethyl[1,} {1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-,} tetrasodium salt 2,7-Naphthalenedisulfonic acid, {3,3'-[(3,} 3'-dimethyl-4,4'-biphenylylene)bis(azo)\]bis(5-amino-4-hydroxy-, tetrasodium salt 4-Amino-2-[(4-{4-[(8-amino-1-hydroxy-3,6-disulfo(2-naphthyl))diazenyl]-3-methylphenyl}-2-methylphenyl)diazenyl]-3-hydroxynaphthalen-1,1,6,8a-tetrasulfonic acid, tetrasodium salt 5-Amino-3-((4'-((8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)diazenyl)-3,3'-dimethyl[1,1'-biphenyl]-4-yl)diazenyl)-4-hydroxy-2,7-naphthalenedisulfonic acid 72-57-1 (TETRASODIUM SALT) AIDS-000080 AIDS000080 Amanil Sky Blue Amanil Sky Blue R Amidine Blue 4B Azidine Blue 3B Azirdinblau 3B Azurro Diretto 3B Bencidal Blue 3B Benzaminblau 3B Benzamine Blue Benzamine Blue 3B Benzanil Blue 3BN Benzanil Blue R Benzo Blue Benzo Blue 3B Benzoblau 3B Bleu diamine Bleu diazole N 3B Bleu directe 3B Bleu trypane N Bleue diretto 3B Blue 3B Blue EMB Brasilamina Blue 3B Brasilazina Blue 3B C.I. Direct Blue C.I. Direct Blue 14 Centraline Blue