title: [SOME CRITICAL CONSIDERATION ON PHOTOMETRIC EVALUATION OF THIN-LAYER PLATES].
mesh_terms: D002110:Caffeine; D002845:Chromatography; D005452:Fluoresceins; D010783:Photometry; D012394:Rosaniline Dyes; D013053:Spectrophotometry
chemical_list: D005452:Fluoresceins; D012394:Rosaniline Dyes; D002110:Caffeine
keywords: CAFFEINE; CHROMATOGRAPHY; FLUORESCEINS; ROSANILINE DYES; SPECTROPHOTOMETRY
vernacular_title: EINIGE KRITISCHE BETRACHTUNGEN ZUR PHOTOMETRISCHEN AUSWERTUNG VON DUENNSCHICHTPLATTEN.