Synonyms: Fluorescein,2',4',5',7'-tetrabromo-4,7-dichloro-, dipotassium salt (8CI);Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,2',4',5',7'-tetrabromo-4,7-dichloro-3',6'-dihydroxy-, dipotassium salt (9CI);Acid Red 98; C.I. 45405; C.I. Acid Red 98; Phloxin; Phloxine; Toyo Acid Phloxine