Tetrabromophenolphthalein76-62-0100 % similar Red 2115086-94-968 % similar Phenolphthalein77-09-860 % similar O-Cresolphthalein596-27-055 % similar Bromophenol blue115-39-952 % similar Naphtholphthalein596-01-051 % similar Fluorescein2321-07-551 % similar Solvent red 72596-03-251 % similar O-Cresolphthalein complexone2411-89-450 % similar P-Xylenolphthalein50984-88-850 % similar Dichlorofluorescein76-54-050 % similar Eosin Y17372-87-149 % similar Phenolphthalein diphosphate2090-82-649 % similar 3′,6′-Dichlorospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one630-88-645 % similar Thymolphthalein125-20-245 % similar Bromophenol blue sodium salt33551-92-744 % similar Bromocresol purple115-40-244 % similar Bromochlorophenol blue2553-71-144 % similar 1(3H)-Isobenzofuranone, 3,3-bis[4-(phosphonooxy)phenyl]-, sodium salt (1:4)68807-90-944 % similar Sodium fluorescein518-47-843 % similar