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Showing 1-20 of 420 results
  1. Dispersive Liquid–Liquid Microextraction

    Dispersive liquid–liquid microextraction (DLLME) was initially described as an effective sample preparation technology in 2006. However, researchers...
    Alaa Bedair, Fotouh R. Mansour in Microextraction Techniques
    Chapter 2024
  2. Homogeneous Liquid–Liquid Microextraction

    The development of liquid phase microextraction methods has led to significant progress in extraction processes by overcoming several challenges...
    Alaa Bedair, Fotouh R. Mansour in Microextraction Techniques
    Chapter 2024
  3. 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
  4. Ultrasound-Assisted Extraction Combined with Low-Density Solvent-Based Dispersive Liquid-Liquid Microextraction as an Efficient and Sensitive Method for the Determination of Clodinafop-Propargyl Herbicide in Wheat Samples

    Abstract

    In the present study, a new approach that uses ultrasound-assisted extraction clean-up combined with dispersive liquid-liquid microextraction...

    Mohammad Rezaee, Faezeh Khalilian in Journal of Analytical Chemistry
    Article 06 May 2024
  5. A Green-Solvent Based Dispersive Liquid–Liquid Microextraction for Preconcentration and Cadmium Determination in Water and Food Samples by Flame Atomic Absorption Spectrometry

    Abstract

    This research presents the use of deep eutectic solvents as a green and cost-effective extraction solvent in dispersive liquid–liquid...

    Mohammad Reza Jamali, Jamshid Mofid Nakhaei, ... Reyhaneh Rahnama in Journal of Analytical Chemistry
    Article 02 August 2023
  6. 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...

    Mohammad Moradi, Sanaz Zarabi, Rouhollah Heydari in Chemical Papers
    Article 12 August 2021
  7. Application of ionic liquid-based air-assisted dispersive liquid–liquid microextraction combined with high-performance liquid chromatography for the determination of six tetracyclines in honey

    A novel ionic liquid-based air-assisted dispersive liquid–liquid microextraction combined with high-performance liquid chromatographic method was...

    Yi Yang, Shuo Yin, ... Chengjun Sun in European Food Research and Technology
    Article 30 July 2021
  8. Vortex-assisted supramolecular solvent dispersive liquid–liquid microextraction of ketoprofen and naproxen from environmental water before chromatographic analysis: response surface methodology optimisation

    A microextraction procedure that is rapid and simple to extract and preconcentrate ketoprofen and naproxen is proposed. An environmentally friendly...

    Akawa M**ana Ndilimeke, K. Mogolodi Dimpe, Philiswa Nosizo Nomngongo in Journal of Analytical Science and Technology
    Article Open access 16 December 2022
  9. 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
  10. Deep eutectic solvent-based air-assisted liquid–liquid microextraction of lead in gasoline samples followed by graphite furnace atomic absorption spectrometry

    This paper describes determination of lead in gasoline by graphite furnace atomic absorption spectrometry after application of an air-assisted...

    Saeed Mohammad Sorouraddin, Mir Ali Farajzadeh, ... Tohid Okhravi in Journal of the Iranian Chemical Society
    Article 04 January 2022
  11. 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
  12. 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
  13. Simultaneous determination of four quinolones in honey by nickel/aluminum-layered double hydroxide-based air-assisted dispersive solid-phase extraction and high-performance liquid chromatography

    A novel air-assisted dispersive solid-phase extraction method based on nickel/aluminum-layered double hydroxides combined with high performance...

    Tian Liu, Ling Ma, ... Yi Yang in Journal of Food Measurement and Characterization
    Article 29 August 2022
  14. Air-Assisted Alkanol-Based Nanostructured Supramolecular Liquid–Liquid Microextraction for Extraction and Spectrophotometric Determination of Morin in Fruit and Beverage Samples

    A new air-assisted liquid–liquid microextraction method based on alkanol nanostructured supramolecular solvents coupled to spectrometric analysis was...

    Özge Demir, Mustafa Tuzen, ... Mohammad Reza Afshar Mogaddam in Food Analytical Methods
    Article 01 September 2021
  15. 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,...

    Mir Ali Farajzadeh, Sanaz Barazandeh, ... Mohammad Reza Afshar Mogaddam in Food Analytical Methods
    Article 15 September 2022
  16. 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,...

    Saeed Mohammad Sorouraddin, Mir Ali Farajzadeh, ... Tohid Okhravi in Chemical Papers
    Article 28 January 2022
  17. Head space single-drop microextraction of pyridine from nargile smoke and determination by high-performance liquid chromatography

    This study aimed to apply the headspace single-drop microextraction (HS-SDME) method for extracting and determining pyridine in nargile smoke...

    Yousif Taha Maaroof, Kamal Mustafa Mahmoud in Journal of the Iranian Chemical Society
    Article 20 January 2024
  18. 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...

    Mahmoud Nassiri, Sayyed Hossein Hashemi, Akram Chabari in Journal of the Iranian Chemical Society
    Article 07 July 2021
  19. Dispersive-Micro-Solid Phase Extraction

    Dispersive extraction techniques are valuable for their ability to maximize the interaction between the sample and the extractant, leading to...
    Giovanni D’Orazio in Microextraction Techniques
    Chapter 2024
  20. Combination of switchable hydrophilic solvent liquid–liquid microextraction with QuEChERS for trace determination of triazole fungicide pesticides by GC–MS

    This work first proposed a novel green and efficient method based on Quick, Easy, Cheap, Efficient, Rugged, and Safe pretreatment (QuEChERS) combined...

    Zhihui Zhang, **gyu Zhang, ... Zuguang Li in Analytical Sciences
    Article 22 March 2023
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