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Ionic liquid-based dispersive liquid–liquid microextraction followed by magnetic solid-phase extraction for determination of quinolones
An ionic liquid-based dispersive liquid–liquid microextraction (IL-DLLME) combined with magnetic solid-phase extraction (MSPE) was developed for...
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Automated liquid–liquid deep eutectic solvents based microextraction procedure for determination of acrylamide in foodstuffs by high-performance liquid chromatography with ultraviolet detection
For the rapid and efficient determination of acrylamide in food products by HPLC-UV, an environmentally friendly analytical approach has been...
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Ultrasound Assistant Deep-Eutectic-Solvent-Based Liquid–Liquid Microextraction for the Determination of Transesterification Catalyst in Biodiesel Samples
AbstractHydroxides of alkali and alkaline earth metals are most widely used as catalysts for transesterification of triglycerides of fatty acids in...
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Combination of headspace solid phase extraction with lighter than water organic solvent-based dispersive liquid-liquid microextraction for the extraction of residual solvents from herbal laxative medicine prior to gas chromatography-flame ionization detection
A combined headspace solid phase extraction-dispersive liquid–liquid microextraction method was developed for the extraction of residual solvents...
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Determination of Ketosteroids in Human Urine Using Dispersive Liquid-Liquid Microextraction and Ultra High-Performance Liquid Chromatography-High Resolution Mass Spectrometry
AbstractA method is proposed for the determination of some ketosteroids in human urine, including enzymatic hydrolysis using β-glucuronidase from E....
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Low Density Ionic Liquid-Based Ultrasound-Assisted Dispersive Liquid–Liquid Microextraction for the Preconcentration of Trace Aromatic Amines in Waters
AbstractLow density ionic liquid-based ultrasound-assisted dispersive liquid−liquid microextraction for the preconcentration of aromatic amines in...
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A Binary Solvent Dispersive Liquid–Liquid Microextraction Method for the Determination of Four Endocrine Disruptor Compounds by Gas Chromatography with Flame Ionization Detector
The present study reports a precise and accurate binary dispersive liquid–liquid microextraction method for the enrichment of selected endocrine...
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Response surface optimization of a vortex-assisted dispersive liquid–liquid microextraction method for highly sensitive determination of repaglinide in environmental water by HPLC/UV
A vortex-assisted dispersive liquid–liquid microextraction (DLLME) method, mated to chemometrics and combined with HPLC/UV detection was optimized...
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Magnetic dispersive micro-solid-phase extraction integrated with hollow fiber liquid-phase microextraction for preconcentration of trace amounts of chlorpyrifos pesticide in aqueous samples
In the present study, the integration of magnetic dispersive micro-solid-phase extraction (MD-µSPE) with hollow fiber liquid-phase microextraction...
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Dispersive liquid–liquid microextraction coupled with microfluidic paper-based analytical device for the determination of organophosphate and carbamate pesticides in the water sample
AbstractA microfluidic paper-based analytical device (µ-PAD) is a promising new technology platform for the development of extremely low-cost sensing...
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Deep eutectic solvent-based ultrasonic-assisted dispersive liquid–liquid microextraction combined with graphite furnace atomic absorption spectrometry for Te(IV) and Te(VI) in water and beverage samples
Based on ultrasound-assisted dispersive liquid–liquid microextraction with deep eutectic solvent (DES) as an eco-friendly extractant, an efficient...
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Hydrophobic deep eutectic solvent-based dispersive liquid–liquid microextraction for the zinc determination in aqueous samples: multivariate study
A simple, rapid, and environment-friendly deep eutectic solvents-based dispersive liquid–liquid microextraction (DES-DLLME) technique has been...
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Detection of bisphenols in Indian surface water, tap water, and packaged drinking water using dispersive liquid-liquid microextraction: exposure assessment for health risk
The prevalence of bisphenols (BPs) has been well documented in the aquatic environment of many countries, but such studies from India are quite...
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Spectrophotometric determination of trace amounts of Sb(III) and Sb(V) in water and biological samples by in-tube dispersive liquid–liquid microextraction and air-assisted liquid–liquid microextraction
This work compares two extraction methods for simultaneous preconcentration and spectrophotometric determination of Sb(III) and Sb(V) species in...
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Graphene-Modified Magnetic Nanoparticles for Analyzing Some Pesticides Through Magnetic Dispersive Solid Phase Extraction and Dispersive Liquid–Liquid Microextraction Followed by GC–MS Determination
In this study, an efficient magnetic sorbent was prepared to extract some pesticides including chlorpyrifos, haloxyfop-R-methyl, oxadiazon,...
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Development and validation of dispersive liquid–liquid microextraction method for the determination of 15 polycyclic aromatic hydrocarbons in 200 Antarctica samples by gas chromatography mass spectrometry
Antarctica has seen an increase in scientific research and tourism, and anthropogenic activities such as incineration of waste products and fuel...
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Development of a reversed-phase dispersive liquid–liquid microextraction method for the extraction and preconcentration of lead and cadmium ions in some cosmetic products
In present study, a reversed-phase dispersive liquid–liquid microextraction method followed by flame atomic absorption spectrometry as a low cost,...
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Vortex-assisted hydrophobic natural deep eutectic solvent liquid-liquid microextraction for the removal of silver ions from environmental water
This study presents a novel approach for the quantification of silver ions in environmental water through the utilization of liquid-liquid...
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Ion-pair solvent-based liquid–liquid microextraction and spectrophotometric determination of E102, E110, E124, E129 and E133 in confectioneries and beverages
In the present study, a new ion-pair solvent including tetra-n-butyl-ammonium iodide and 1-pentanol was prepared for the first time and it was used...
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Modified vortex-assisted dispersive liquid–liquid microextraction coupled to high-performance liquid chromatography for determination of amino acids in human plasma and seawater specimens
A novel vortex-assisted dispersive liquid–liquid microextraction combined to high-performance liquid chromatography has been used for the analysis of...
