2-Naphthalenesulfonic acid, 6-amino-3-((4-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulfophenyl)azo)-4-hydroxy-, disodium salt 6-Amino-3-((4-((5-chloro-2,6-difluoropyrimidin-4-yl)amino)-2-sulfophenyl)azo)-4-hydroxynaphthalene-2-sulfonic acid, disodium salt 72379-43-2 Disodium 6-amino-3-((4-((5-chloro-2,6-difluoropyrimidin-4-yl)amino)-2-sulphonatophenyl)azo)-4-hydroxynaphthalene-2-sulphonate EINECS 276-620-2