Ionic liquids in dispersive liquid-liquid microextraction
•Ionic liquids (ILs) applied in dispersive liquid-liquid microextraction (DLLME).•Dispersive solvents (organics, surfactants or hydrophilic ILs) not always needed.•Summary of determinations of metals and organic compounds in various samples.•IL-based surfactants can be used for solids analysis and i...
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| Vydáno v: | TrAC, Trends in analytical chemistry (Regular ed.) Ročník 51; s. 87 - 106 |
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| Hlavní autoři: | , , , |
| Médium: | Journal Article |
| Jazyk: | angličtina |
| Vydáno: |
Elsevier B.V
01.11.2013
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| Témata: | |
| ISSN: | 0165-9936, 1879-3142 |
| On-line přístup: | Získat plný text |
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| Shrnutí: | •Ionic liquids (ILs) applied in dispersive liquid-liquid microextraction (DLLME).•Dispersive solvents (organics, surfactants or hydrophilic ILs) not always needed.•Summary of determinations of metals and organic compounds in various samples.•IL-based surfactants can be used for solids analysis and in-situ IL-DLLME.
In this review, we summarize the most recent analytical developments aimed at employing Ionic liquids (ILs) in dispersive liquid-liquid microextraction (DLLME). Four main operation modes can be distinguished: (1) conventional IL-DLLME; (2) temperature-controlled IL-DLLME; (3a) ultrasound-assisted, (3b) microwave-assisted or (3c) vortex-assisted IL-DLLME; and, (4) in-situ IL-DLLME. In these modes, the dispersive solvent can be an organic solvent, a surfactant, or a hydrophilic IL. In some cases, a dispersive solvent is not even necessary. We discuss practical applications of IL-DLLME to determine metals and organic compounds in a variety of samples. |
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| Bibliografie: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
| ISSN: | 0165-9936 1879-3142 |
| DOI: | 10.1016/j.trac.2013.06.008 |