16574-43-9,Dibromopyrogallolsulfonphthaleine,Dibromopyrogallolsulfonphthaleine

2′,4′,5′,7′-Tetrabromo-3,4,5,6-tetrachlorofluorescein CAS 13473-26-2
13473-26-2,2′,4′,5′,7′-Tetrabromo-3,4,5,6-tetrachlorofluorescein,2′,4′,5′,7′-Tetrabromo-3,4,5,6-tetrachlorofluorescein