Einecs 280-128-3

5-[(4-anilino-5-sulpho-1-naphthyl)azo]-4-hydroxynaphthalene-2,7-disulphonic acid, ammonium sodium salt

5-((4-Anilino-5-sulpho-1-naphthyl)azo)-4-hydroxynaphthalene-2,7-disulphonic acid, ammonium sodium salt

2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-[[4-(phenylamino) -5-sulfo-1-naphthalenyl]azo]-, ammonium sodium salt