2-Naphthalenesulfonic acid, 8-((1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl)azo)-5-((7-sulfo-4-((3-sulfophenyl)azo)-1-naphthalenyl)azo)-, sodium salt 72245-53-5 8-((1-Hydroxy-6-(phenylamino)-3-sulpho-2-naphthyl)azo)-5-((7-sulpho-4-((3-sulphophenyl)azo)-1-naphthyl)azo)naphthalene-2-sulphonic acid, sodium salt EINECS 276-528-2