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Voltammetric determination of selected aminoquinolines using carbon paste electrode

机译:碳糊电极伏安法测定选定的氨基喹啉

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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.
机译:通过差示脉冲伏安法和吸附剥离差示脉冲伏安法在碳糊电极上伏安法测定诱变的5-氨基喹啉,6-氨基喹啉和3-氨基喹啉已找到了最佳条件。吸附溶出差分脉冲伏安法在0.1 mol dm(-3)H3PO4(5 x 10(-7)mol dm(-3),1 x 10(-7)mol dm(-3)中发现了最低测定限,分别为5-氨基喹啉,6-氨基喹啉和3-氨基喹啉分别为1 x 10(-7)mol dm(-3)。证实了通过差示脉冲伏安法测定8-氨基喹啉与3-氨基喹啉或5-氨基喹啉或6-氨基喹啉的混合物以及5-氨基喹啉与3-氨基喹啉或6-氨基喹啉的混合物的可能性。可以成功地分析8-氨基喹啉与3-氨基喹啉或6-氨基喹啉的二元混合物,以及3-氨基喹啉与5-氨基喹啉的二元混合物。

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