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Application of a bisindocarbocyanine reagent for dispersive liquid–liquid microextraction of silver with subsequent spectrophotometric determination

✍ Scribed by Lívia Kocúrová; Ioseph S. Balogh; Lajos Nagy; Ferenc Billes; András Simon; Vasil Andruch


Book ID
113800067
Publisher
Elsevier Science
Year
2011
Tongue
English
Weight
828 KB
Volume
99
Category
Article
ISSN
0026-265X

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## Abstract A new method was developed for determination of methomyl in water samples by combining a dispersive liquid–liquid microextraction (DLLME) technique with HPLC–variable wavelength detection (VWD). In this extraction method, 0.50 mL of methanol (as dispersive solvent) containing 20.0 μL of