Direct Blue 6

Synonyms: 3,3'-[[1,1'-Biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxy-,7-naphthalenedisulfonic Acid Tetrasodium Salt, C.I. Direct Blue 6, C.I. Direct Blue 6 Tetrasodium Salt, Airedale Blue 2BD, Aizen Direct Blue 2BH, Amanil Blue 2BX, Atlantic Blue 2B, Atul Direct Blue 2B, Azocard Blue 2B, Azomine Blue 2B, Belamine Blue 2B, Bencidal Blue 2B, Benzanil Blue 2B, Benzo Blue 2B, Benzo Blue BBA-CF, Benzo Blue BBN-CF, Benzo Blue GS, Blue 2B, Blue 2B salt, Brasilamina Blue 2B, C.I. 22610, Calcomine Blue 2B, Chloramine Blue 2B, Chlorazol Blue B, Chlorazol Blue BP, Chrome Leather Blue 2B, Cresotine Blue 2B, Diacotton Blue BB, Diamine Blue, Diamine Blue 2B, Diamine Blue BB, Diaphtamine Blue BB, Diazine Blue 2B, Diazol Blue 2B, Diphenyl Blue 2B, Diphenyl Blue KF, Diphenyl Blue M 2B, Direct Blue 2B, Direct Blue