2-Naphthalenesulfonic acid, 7-((4-chloro-6-(ethyl(3-((2-(sulfooxy)ethyl)sulfonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((4-methoxy-2-sulfophenyl)azo)-, trisodium salt 205580-27-4 83567-04-8 EINECS 280-489-7 Trisodium 7-((4-chloro-6-(ethyl(3-((2-(sulphonatooxy)ethyl)sulphonyl)phenyl)amino)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((4-methoxy-2-sulphonatophenyl)azo)naphthalene-2-sulphonate