title: Purification of commercially available fluorescein isothiocyanate by silicic acid column chromatography.
mesh_terms: D002855:Chromatography, Thin Layer; D005452:Fluoresceins / Q000302:isolation & purification*; D008722:Methods; D012822:Silicon Dioxide; D013055:Spectrophotometry, Infrared; D013861:Thiocyanates / Q000302:isolation & purification*
chemical_list: D005452:Fluoresceins; D013861:Thiocyanates; D012822:Silicon Dioxide