6-Amino-3′,6′-dihydroxyspiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one51649-83-3100 % similar 5-Aminofluorescein3326-34-986 % similar Fluorescein2321-07-571 % similar 6-Carboxyfluorescein3301-79-967 % similar 5-Fam76823-03-561 % similar Carboxyfluorescein succinimidyl ester92557-81-860 % similar Fluorescein 5-isothiocyanate3326-32-756 % similar 4,5,6,7-Tetrachlorofluorescein6262-21-153 % similar 3′,6′-Dichlorospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one630-88-648 % similar Sodium fluorescein518-47-845 % similar Dichlorofluorescein76-54-045 % similar Phenolphthalein77-09-844 % similar 3′,6′-Diacetylfluorescein596-09-844 % similar Solvent red 49509-34-243 % similar Naphtholphthalein596-01-040 % similar Methyl 4-amino-2-hydroxybenzoate4136-97-439 % similar Solvent red 72596-03-238 % similar Calcein1461-15-038 % similar Phenyl 4-aminosalicylate133-11-937 % similar P-Xylenolphthalein50984-88-837 % similar