The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes

Recently, increasing interest on the use of dispersive liquid–liquid microextraction (DLLME) developed in 2006 by Rezaee has been found in the field of separation science. DLLME is miniaturized format of liquid–liquid extraction in which acceptor-to-donor phase ratio is greatly reduced compared with...

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Main Authors: H.M. Al-Saidi, Adel A.A. Emara
Format: Article
Language:English
Published: Elsevier 2014-12-01
Series:Journal of Saudi Chemical Society
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1319610311002201
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author H.M. Al-Saidi
Adel A.A. Emara
author_facet H.M. Al-Saidi
Adel A.A. Emara
author_sort H.M. Al-Saidi
collection DOAJ
description Recently, increasing interest on the use of dispersive liquid–liquid microextraction (DLLME) developed in 2006 by Rezaee has been found in the field of separation science. DLLME is miniaturized format of liquid–liquid extraction in which acceptor-to-donor phase ratio is greatly reduced compared with other methods. In the present review, the combination of DLLME with different analytical techniques such as atomic absorption spectrometry (AAS), inductively coupled plasma-optical emission spectrometry (ICP-OES), gas chromatography (GC), and high-performance liquid chromatography (HPLC) for preconcentration and determination of inorganic analytes in different types of samples will be discussed. Recent developments in DLLME, e.g., displacement-DLLME, the use of an auxiliary solvent for adjustment of density of extraction mixture, and the application of ionic liquid-based DLLME in determination of inorganic species even in the presence of high content of salts are presented in the present review. Finally, comparison of DLLME with the other liquid-phase microextraction approaches and limitations of this technique are provided.
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spelling doaj.art-acdd1126b0624c7f9f67f333d5910dca2022-12-22T01:14:51ZengElsevierJournal of Saudi Chemical Society1319-61032014-12-0118674576110.1016/j.jscs.2011.11.005The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytesH.M. Al-SaidiAdel A.A. EmaraRecently, increasing interest on the use of dispersive liquid–liquid microextraction (DLLME) developed in 2006 by Rezaee has been found in the field of separation science. DLLME is miniaturized format of liquid–liquid extraction in which acceptor-to-donor phase ratio is greatly reduced compared with other methods. In the present review, the combination of DLLME with different analytical techniques such as atomic absorption spectrometry (AAS), inductively coupled plasma-optical emission spectrometry (ICP-OES), gas chromatography (GC), and high-performance liquid chromatography (HPLC) for preconcentration and determination of inorganic analytes in different types of samples will be discussed. Recent developments in DLLME, e.g., displacement-DLLME, the use of an auxiliary solvent for adjustment of density of extraction mixture, and the application of ionic liquid-based DLLME in determination of inorganic species even in the presence of high content of salts are presented in the present review. Finally, comparison of DLLME with the other liquid-phase microextraction approaches and limitations of this technique are provided.http://www.sciencedirect.com/science/article/pii/S1319610311002201Dispersive liquid–liquid microextractionInorganic analyteComplex formationPreconcentrationSample treatment
spellingShingle H.M. Al-Saidi
Adel A.A. Emara
The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
Journal of Saudi Chemical Society
Dispersive liquid–liquid microextraction
Inorganic analyte
Complex formation
Preconcentration
Sample treatment
title The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
title_full The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
title_fullStr The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
title_full_unstemmed The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
title_short The recent developments in dispersive liquid–liquid microextraction for preconcentration and determination of inorganic analytes
title_sort recent developments in dispersive liquid liquid microextraction for preconcentration and determination of inorganic analytes
topic Dispersive liquid–liquid microextraction
Inorganic analyte
Complex formation
Preconcentration
Sample treatment
url http://www.sciencedirect.com/science/article/pii/S1319610311002201
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