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- W2493228367 endingPage "212" @default.
- W2493228367 startingPage "181" @default.
- W2493228367 abstract "Dispersive liquid–liquid microextraction (DLLME) is a relatively new sample pretreatment method in which the acceptor-to-donor phase ratio is greatly reduced. This technique is based on the dispersion of the extraction solvent into the sample in order to enlarge the contact area between the extractant and the solution so that the equilibrium state is achieved very fast. Conventional DLLME works in a ternary component-system mode, in which a high density and hydrophobic solvent (extractant) is dissolved in a disperser solvent that must be miscible with both extractant and sample solution. The mixture is injected into the sample in which fine extraction-solvent microdroplets are formed and hydrophobic analytes can easily migrate into the extractant phase. Thereafter, the phases can be separated by centrifugation and the settled, enriched extractant phase can be subjected to instrumental analysis. DLLME found wide acceptance since its introduction in 2006, because of several advantages including simplicity, rapidity of operation, low consumption of organic solvents and reagents, low cost, high enrichment factors from low volumes of samples, and ease of method development that made it available to virtually all analytical laboratories. Up to now, DLLME is combined with different instrumental analytical techniques as well as other sample preparation methods." @default.
- W2493228367 created "2016-08-23" @default.
- W2493228367 creator A5019611754 @default.
- W2493228367 creator A5068875661 @default.
- W2493228367 creator A5087516633 @default.
- W2493228367 date "2012-01-01" @default.
- W2493228367 modified "2023-10-10" @default.
- W2493228367 title "Dispersive Liquid–Liquid Microextraction" @default.
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