Also Called: Trypan blue; 2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'- biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy -, tetrasodium salt;Trypan blue (commercial grade);tetrasodium 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulphonate];2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-, tetrasodium salt;C.I. Direct Blue 14;2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5- amino-4-hydroxy-, tetrasodium salt [CI Direct Blue 14, tetrasodium salt;Trypan Blue];C.I. Direct Blue 14, >1% in a non hazardous diluent;2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-, sodium salt (1:4);C.I. Direct Blue 14, C.I.23850;2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl-[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-, tetrasodium salt;C.I. 23850;C.I. Direct Blue 14* (C.I. 23850*);C.I. DIRECT BLUE 14, TETRASODIUM SALT;Tetrasodium 3,3'-[(3,3'-dimethyl-4,4'-biphenylene)bis(azo)bis[5-amino-4-hydroxy-2,7-naphthalene disulfonate];Tetrasodium 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulfonate];2,7-Naphthalenedisulfonic acid, 3,3'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-, tetrasodium salt [CI Direct Blue 14, tetrasodium salt;2,7-NAPHTHALENEDISULFONIC ACID, 4,4'-DIYL)-BIS(AZO)]BIS(5-AMINO-4 HYDROXY);C.I. Direct Blue 14, >1% in a non hazardous diluent;Trypaanblauw;Azul Tripano;锥虫蓝;2,7-NAPHTHALENEDISULFONIC ACID,3,3'-[(3,3'-DIMETHYL-(1,1'-BIPHENYL)-4,4'-DIYL)-BIS(AZO)]BIS(5-AMINO-4-HYDROXY)-TETRASODIUM SALT;Bleu trypan