Synonyms: | tetrasodium 3,3'-[[1,1'-biphenyl]-4,4'-diylbis(azo)]bis[5-amino-4-hydroxynaphthalene-2,7-disulphonate] C.I. Direct Blue 6;DIRECT BLU;iredale Blue 2BD;sodiuM 3,3'-(1E,1'E)-biphenyl-4,4'-diylbis(diazene-2,1-diyl)bis(5-aMino-4-hydroxynaphthalene-2,7-disulfonate);Benzo Blue 2B
Nippon Blue B;ESSEX DIRECT BLUE 2 B CONC.;PONTAMINE BLUE BB;NIAGARA BLUE 2B |