2H-Naphtho(1,2-d)triazole-5,9-disulfonic acid, 7-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-(4-((hexahydro-2,4,6-trioxo-5-pyrimidinyl)azo)-3-sulfophenyl)-, trisodium salt 68957-39-1 EINECS 273-336-0 Trisodium 7-((5-chloro-2,6-difluoropyrimidin-4-yl)amino)-2-(4-((hexahydro-2,4,6-trioxopyrimidin-5-yl)azo)-3-sulphonatophenyl)-2H-naphtho(1,2-d)triazole-5,9-disulphonate