70660-46-7

4-[[2-Amino-4-hydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-di 4-[[2-Amino-4-hydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid 4-[[2-amino-4-hydroxy-5-[(2-hydroxy-3,5-dinitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonic acid 2,7-Naphthalenedisulfonic acid, 4-[2-[2-amino-4-hydroxy-5-[2-(2-hydroxy-3,5-dinitrophenyl)diazenyl]-3-[2-(4-nitrophenyl)diazenyl]phenyl]diazenyl]-5-hydroxy-