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Novel analytical approach for voltammetric determination of thiophthalimide fungicides captan and folpet in non-aqueous electrolytes
Authors: Vobořil Jakub | Janíková Lenka | Žemlová Lucie | Ševčík Michal | Matvieiev Oleksandr | Šelešovská Renáta
Year: 2025
Type of publication: ostatní - článek ve sborníku
Name of source: 44th modern electrochemical methods : proceedings of the international conference
Publisher name: BEST Servis
Place: Ústí nad Labem
Page from-to: 176-180
Titles:
Language Name Abstract Keywords
eng Novel analytical approach for voltammetric determination of thiophthalimide fungicides captan and folpet in non-aqueous electrolytes First voltammetric approach for determination of fungicides captan (CPT) and folpet (FLP) employing non-aqueous electrolyte and solid working electrode (glassy carbon electrode) is introduced. Both analytes provided unstable responses in aqueous supporting electrolytes. Dimethylformamide (DMF) with 0.1 M LiClO4 was found as a suitable environment. CPT provided one-well-developed cathodic signal (−1,39 V). FLP provided three signals at about −1,04 V, −1,34 V, and −1,67 V and the less negatively situated one was found convenient for analytical purposes. Differential pulse voltammetry (DPV) under optimized conditions was ascertained as a sensitive analytical tool for determination of both analytes with good results. Keywords: Fungicides, Captan, Folpet, Voltammetry, Glassy carbon electrode, Non-aqueous electrolyte, Dimethylformamide. Fungicides, Captan, Folpet, Voltammetry, Glassy carbon electrode, Non-aqueous electrolyte, Dimethylformamide.