Einecs 246-299-3

barium 2-[(2-oxido-1-naphthyl)azo]naphthalene-1-sulphonate

1-Naphthalenesulfonic acid, 2-((2-hydroxy-1-naphthalenyl)azo)-, barium salt (1:1)

1-Naphthalenesulfonic acid, 2-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, barium salt (1:1)