Einecs 233-318-5

sodium 4-[[4-[(2,4-diaminophenyl)azo]naphthyl]azo]naphthalene-1-sulphonate

4-[4-(2,4-Diaminophenylazo)-1-naphthalenylazo]-1-naphthalenesulfonic acid sodium salt

1-Naphthalenesulfonic acid, 4-((4-((2,4-diaminophenyl)azo)-1-naphthalenyl)azo)-, monosodium salt

1-Naphthalenesulfonic acid, 4-(2-(4-(2-(2,4-diaminophenyl)diazenyl)-1-naphthalenyl)diazenyl)-, sodium salt (1:1)