Einecs 265-571-2

calcium 1-amino-4-[(4-methyl-2-sulphonatophenyl)azo]naphthalene-2-sulphonate

1-Amino-4-((2-sulfo-p-tolyl)azo)-2-naphthalenesulfonic acid, calcium salt (1:1)

1-Amino-4-[(4-methyl-2-sulfophenyl)azo]-2-naphthalenesulfonic acid calcium salt

2-Naphthalenesulfonic acid, 1-amino-4-((4-methyl-2-sulfophenyl)azo)-, calcium salt (1:1)

2-Naphthalenesulfonic acid, 1-amino-4-(2-(4-methyl-2-sulfophenyl)diazenyl)-, calcium salt (1:1)