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Showing 21-40 of 2,578 results
  1. Automated Liquid–Liquid Microextraction of Fluoroquinolones for Their Subsequent Chromatographic Determination

    Abstract

    An automated method is developed for dispersive liquid–liquid microextraction of fluoroquinolone antibiotics based on the principles of...

    I. I. Timofeeva, K. A. Barbayanov, A. V. Bulatov in Journal of Analytical Chemistry
    Article 01 February 2023
  2. Development of a fluorescent probe for cefazolin detection based on solvent-based de-emulsification dispersive liquid–liquid microextraction of silver nanoparticles

    A novel, simple, and rapid method has been developed for the fluorimetric determination of trace levels of cefazolin. The method is based on the...

    Saadat Rastegarzadeh, Mehdi Kalantaripour, Nahid Pourreza in Analytical Sciences
    Article 17 December 2022
  3. Extraction and preconcentration of residual solvents from herbal medicines by headspace-micro solid phase extraction combined with deep eutectic solvent-based dispersive liquid–liquid microextraction

    In this study, a headspace-micro solid phase extraction method combined with dispersive liquid–liquid microextraction was utilized in the extraction...

    Alireza Hassani Aliabad, Mohammad Reza Afshar Mogaddam, Mir Ali Farajzadeh in Journal of the Iranian Chemical Society
    Article 06 February 2023
  4. Application of a Deep Eutectic Solvent for Dispersive Liquid–Liquid Microextraction of Trace Amount of Pb (II) in Water Samples and Determination by Microvolume UV–Vis Spectrophotometry

    There is an increasing interest in synthesizing/develo** novel deep eutectic solvents (DESs) as green and/or sustainable solvents for various...

    Mehrnoosh Gholami, Mohammad Faraji, Shahryar Jafarinejad in Arabian Journal for Science and Engineering
    Article 06 February 2023
  5. Multiresidue Determination of Fungicides in Wine by Solvent Demulsification-Dispersive Liquid-Liquid Microextraction and Ultra-High Performance Liquid Chromatography–Tandem Mass Spectrometry

    Fungicides are applied from plant development to grape production, transport, and storage. Even after fruit processing, residues of these compounds...

    Gabrieli Bernardi, Magali Kemmerich, ... Renato Zanella in Food Analytical Methods
    Article 26 March 2022
  6. Organic solventless dispersive liquid–liquid microextraction based on deep eutectic solvents as extraction and dispersive solvents; application for the extraction of Co(II) and Ni(II) ions from water and juice samples

    A simple, efficient, green, and organic solventless dispersive liquid–liquid microextraction procedure was developed to determine Co(II) and Ni(II)...

    Pariya Ali Mohammadzadeh Baghaei, Saeed Mohammad Sorouraddin, ... Mohammad Reza Afshar Mogaddam in Journal of the Iranian Chemical Society
    Article 13 September 2022
  7. An all-embracing analytical method comprising modified QuEChERS-dispersive micro-solid-phase extraction–dispersive liquid–liquid microextraction using FeGA MOF for the extraction and preconcentration of pesticides simultaneously from juice and flesh of watermelon

    For the first time, a comprehensive analytical method based on a one-dimensional metal–organic framework comprising “quick, easy, cheap, effective,...

    Sakha Pezhhanfar, Mir Ali Farajzadeh, ... Mohammad Reza Afshar Mogaddam in Analytical Sciences
    Article 05 April 2023
  8. Green microextraction approach focuses on air-assisted dispersive liquid–liquid with solidified floating organic drop for preconcentration and determination of toxic metals in water and wastewater samples

    In this issue, Co(II), Pb(II), and Pd(II) were separated using an economical and green microextraction technique. The air agitation was used as a...

    Ebaa Adnan Azooz, Mustafa Tuzen, Wael I. Mortada in Chemical Papers
    Article 11 February 2023
  9. Development of dispersive liquid–liquid microextraction with solid-phase evaporation as a novel hyphenated method prior to ion mobility spectrometry and its application for trace analysis of fluoxetine

    For the hyphenating of dispersive liquid–liquid microextraction (DLLME) with nano mesoporous solid-phase evaporation (SPE V ) as a novel method,...

    Kamal Azadkish, Ardeshir Shokrollahi, ... Mahdi Rastgar in Analytical and Bioanalytical Chemistry
    Article 03 April 2023
  10. Application of experimental design for dispersive liquid–liquid microextraction optimization for metallic impurities determination in arnica infusion employing green solvents

    Arnicas Solidago microglossa DC. and Arnica montana L. are easily-accessible plants used as natural medicines by the Brazilian population. These...

    Giulia Brick Grecco, Kathleen Fioramonte Albini, ... Leandro Augusto Calixto in Journal of the Iranian Chemical Society
    Article 08 October 2022
  11. Fast dispersive liquid–liquid microextraction of pesticides in water based on a thermo-switchable deep eutectic solvent

    Accurate measurements of pesticide levels in the environment are necessary to set policies, yet actual analytical methods are limited by the use of...

    Qian Liu, Zhiqiang Li, ... **gchan Zhao in Environmental Chemistry Letters
    Article 16 March 2022
  12. Supramolecular solvent based liquid–liquid microextraction and preconcentration of aluminum in water and biological samples

    This study is focused on the design of a spectrophotometric technique for the liquid–liquid microextraction (Ss-LLME) of aluminum from water and hair...

    Abdul Hameed Kori, Mansoor Khan, Mustafa Soylak in Journal of the Iranian Chemical Society
    Article 18 July 2023
  13. Extraction of Phenol from Water using Dispersive Liquid-liquid Microextraction Coupled with UV-VIS Spectroscopy

    Abstract

    Phenols are widely used in industry as part of the ingredients in disinfectant, antiseptic and household cleaning products. An increased...

    Mohammad Fauzan bin Mhd Himmi, Beh Shiuan Yih, ... Noorashikin Md Saleh in Journal of Analytical Chemistry
    Article 01 January 2022
  14. Corona discharge ionization ion mobility spectrometry for ultra-trace determination of methamphetamine extracted from urine and plasma samples by dispersive liquid–liquid microextraction

    In this work, dispersive liquid–liquid microextraction (DLLME) based on high-density extraction solvent was applied as a simple, fast and sensitive...

    Parisa Darougheh, Elham Jazan, ... Mohammad T. Jafari in Analytical Sciences
    Article 20 September 2022
  15. Development of a deep eutectic solvent-based dispersive liquid–liquid microextraction coupled with spectrophotometer technique for determination of trace amount of Hg(II) in water samples

    In this research, a dispersive liquid–liquid microextraction based on a deep eutectic solvent (DES-DLLME) as an easy, fast, low cost, highly...

    Idin Nemati, Mohammad Faraji, ... Mahboube Shirani in Chemical Papers
    Article 12 October 2022
  16. Development of a pH-induced dispersive solid-phase extraction method using folic acid combined with dispersive liquid–liquid microextraction: application in the extraction of Cu(II) and Pb(II) ions from water and fruit juice samples

    Abstract

    In this study, a new pH-induced dispersive solid-phase extraction method using folic acid has been proposed for the extraction of Cu(II) and...

    Saeed Mohammad Sorouraddin, Kosar Parvizzad, Mir Ali Farajzadeh in Analytical Sciences
    Article 13 October 2022
  17. In situ formation of an adsorbent using a mixture of ibuprofen and choline chloride for the extraction of Cu(II) and Cd(II) ions from water and fruit juice samples combined with dispersive liquid–liquid microextraction

    In this study, a simple, fast, green, and efficient extraction procedure based on a using of mixture of ibuprofen and choline chloride was developed...

    Zahra Shakourzadeh, Saeed Mohammad Sorouraddin, ... Ali Akbar Fathi in Chemical Papers
    Article 10 May 2024
  18. Single-Drop Microextraction

    Since its discovery in 1995 by Dasgupta et al., and further implementation by Jeannot et al. in 1996, single-drop microextraction (SDME) has...
    Francisco Pena-Pereira, Inmaculada de la Calle, ... Carlos Bendicho in Microextraction Techniques
    Chapter 2024
  19. Vortex-assisted magnetic dispersive solid phase extraction using Tanacetum extract followed by dispersive liquid–liquid microextraction for the extraction and preconcentration of Co(II) and Ni(II) from high volume of water samples

    In this study, for the first time, an efficient magnetic sorbent has been prepared using the extract of Tanacetum leaves and used in magnetic...

    Saeed Mohammad Sorouraddin, Mir Ali Farajzadeh, Sahra Khosroshahian in Chemical Papers
    Article 11 August 2022
  20. 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...

    Jiawei Hong, **aomei Liu, ... Longshan Zhao in Microchimica Acta
    Article 04 December 2021
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