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- W1993254503 endingPage "26" @default.
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- W1993254503 abstract "In recent years capillary electrophoresis (CE) has been developed into a versatile separation technique, next to gas and liquid chromatography (LC), well suited for the determination of a wide variety of e.g., pharmaceutical, biomedical and environmental samples. The main advantages of CE over chromatographic separation techniques are its simplicity and efficiency. It is well recognized, however, that the sensitivity and selectivity of the detection are relatively weak points of CE. One way to overcome these limitations is the conversion (derivatization) of the analytes into product(s) with more favourable detection characteristics. Although, in principle, almost any detection mode can be combined with a derivatization procedure, in practice, fluorescence monitoring is favoured in most cases. This paper aims to give a short overview on the various reagents that can be used for pre-, post- and on-column derivatization in CE. First, a short introduction is given on CE as an analytical technique, followed by a discussion of the pros and cons of the various modes of derivatization, a comparison of derivatizations in CE with derivatizations in LC, the principles of fluorescence and prerequisites for a good fluorophore and the potential of using diode lasers in combination with a labelling procedure. With respect to the derivatization reagents the emphasis is on the labelling of amino, aldehyde, keto, carboxyl, hydroxyl and sulfhydryl groups." @default.
- W1993254503 created "2016-06-24" @default.
- W1993254503 creator A5045392491 @default.
- W1993254503 creator A5062212868 @default.
- W1993254503 creator A5063639543 @default.
- W1993254503 creator A5086255648 @default.
- W1993254503 date "1998-05-01" @default.
- W1993254503 modified "2023-10-18" @default.
- W1993254503 title "Derivatization in capillary electrophoresis" @default.
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