157577-99-6

4-Amino-3-[2-[4-[[[4-[2-(2,4-diaminophenyl)diazenyl]phenyl]sulfonyl]amino]phenyl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-2,7-naphthalenedisulfonic acid sodium salt Acid Black 234 C.I. 30027 Black NB 2, 7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2, 4-diaminophenyl)azo]phenyl]sulfonyl]amino]phenyl]azo]-5-hydroxy-6-(phenylazo), disodium salt Acid Black BA Acid Black NBG Acid Black NB-G Apollo Leather Black NGRL C.I.Acid Black 234 Coriamine Black NB-G Dynacid Black 2N Kemacid Black NBG Lecotan Black GW Victalan Black UX.