Einecs 268-513-4

4-Amino-5-hydroxy-6-((3-phosphonophenyl)azo)-3-((2,5-disulfophenyl)azo)-2,7-naphthalenedisulfonic acid, tetrasodium salt

2,7-Naphthalenedisulfonic acid, 4-amino-3-((2,5-disulfophenyl)azo)-5-hydroxy-6-((3-phosphonophenyl)azo)-, tetrasodium salt

Tetrasodium hydrogen 4-amino-3-((2,5-disulphonatophenyl)azo)-5-hydroxy-6-((m-phosphonatophenyl)azo)naphthalene-2,7-disulphonate

tetrasodium hydrogen 4-amino-3-[(2,5-disulphonatophenyl)azo]-5-hydroxy-6-[(m-phosphonatophenyl)azo]naphthalene-2,7-disulphonate

2,7-Naphthalenedisulfonic acid, 4-amino-3-(2-(2,5-disulfophenyl)diazenyl)-5-hydroxy-6-(2-(3-phosphonophenyl)diazenyl)-, sodium salt (1:4)