4.5 Article

Voltammetric determination of selected aminoquinolines using carbon paste electrode

Journal

ELECTROANALYSIS
Volume 18, Issue 2, Pages 158-162

Publisher

WILEY-V C H VERLAG GMBH
DOI: 10.1002/elan.200503364

Keywords

differential pulse voltammetry; adsorptive stripping voltammetry; carbon paste electrode; aminoquinolines

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Optimum conditions have been found for voltammetric determination of mutagenic 5-aminoquinoline, 6-aminoquinoline and 3-aminoquinoline by differential pulse voltammetry and adsorptive stripping differential pulse voltammetry on carbon paste electrode. The lowest limits of determination were found for adsorptive stripping differential pulse voltammetry in 0.1 mol dm(-3) H3PO4 (5 x 10(-7) mol dm(-3), 1 x 10(-7) mol dm(-3), and 1 x 10(-7) mol dm(-3) for 5-aminoquinoline, 6-arninoquinoline and 3-aminoquinoline, respectively). The possibility to determine mixtures of 8-aminoquinoline with 3-aminoquinoline or 5-aminoquinoline or 6-aminoquinoline, and mixtures of 5-aminoquinoline with 3-aminoquinoline or 6-aminoquinoline by differential pulse voltammetry was verified. Binary Mixtures of 8-aminoquinoline with 3-aminoquinoline or 6-aminoquinoline, and of 3-aminoquinoline with 5-aminoquinoline could be successfully analyzed.

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