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Original Articles

Paper Differentiation by Thin Layer Chromatography of Fluorescent Brightners and Dyes

, M.Sc., , M.Sc. & , M.Sc.
Pages 23-31 | Received 27 Feb 1981, Published online: 22 Nov 2013
 

ABSTRACT

Papers have been differentiated by thin layer chromatography of fluorescent brightners contained in white papers as well as dyes present in coloured papers. The technique, its applications and significance is discussed in relation to a case involving admission tickets. The technique as suggested is simple, quick and provides demonstrable evidence f or the court.

RÉSUMÉ

Divers types de papier ont pu être différenciés par la Chromatographie en couche mince des brillanteurs fluorescents contenus dans les papiers blancs et des teintures présentes dans les papiers de couleur. La technique, sa portée et ses applications sont étudiées et mises en rapport avec un cas où des billets d'entrée étaient en cause. La méthode proposée est simple, rapide et facilement démontrable devant le tribunal.

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