Preparation of  14 C-fluorescein isothiocyanate.
D002246:Carbon Disulfide; D002247:Carbon Isotopes; D002855:Chromatography, Thin Layer; D005452:Fluoresceins / Q000138:chemical synthesis*; D005455:Fluorescent Antibody Technique; D007259:Infrared Rays; D007553:Isotope Labeling; D013053:Spectrophotometry; D013057:Spectrum Analysis; D013861:Thiocyanates / Q000138:chemical synthesis*
D002247:Carbon Isotopes; D005452:Fluoresceins; D013861:Thiocyanates; D002246:Carbon Disulfide