Einecs 236-323-0

5-Amino-4-hydroxy-3-(2-hydroxy-5-nitrophenylazo)-2,7-naphthalenedisulfonic acid

7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2

5-amino-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]naphthalene-2,7-disulphonic acid

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-((2-hydroxy-5-nitrophenyl)azo)-

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-(2-(2-hydroxy-5-nitrophenyl)diazenyl)-