2H-Naphtho(1,2-d)triazole-5-sulfonic acid, 2-(4-((4-((2,4,6-trioxo-5-(1H,3H,5H)pyrimidinyl1azo)-2-sulfophenyl)ethenyl)-3-sulfophenyl), trisodium salt 2H-Naphtho(1,2-d)triazole-5-sulfonic acid, 2-(4-(2-(4-((hexahydro-2,4,6-trioxo-5-pyrimidinyl)azo)-2-sulfophenyl)ethenyl)-3-sulfophenyl)-, trisodium salt 73398-81-9 EINECS 277-456-4 Trisodium 2-(4-(2-(4-((hexahydro-2,4,6-trioxopyrimidin-5-yl)azo)-2-sulphonatophenyl)vinyl)-3-sulphonatophenyl)-2H-naphtho(1,2-d)triazole-5-sulphonate