17199-35-8 3,6-Dibromosulfophthalein 92830-26-7 Benzenesulfonic acid, 3,3'-(4,7-dibromo-3-oxo-1(3H)-isobenzofuranylidene)bis(6-hydroxy- Dibromosulfothalein Dibromosulfthalein Dibromosulphthalein Dibromsulphalein Dibromsulphthalein Phenol-3,6-dibromophthalein disulfonate