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Showing 21-40 of 420 results
  1. A Natural Deep Eutectic Solvent–based Ultrasound-Vortex-assisted Dispersive Liquid–Liquid Microextraction Method for Ligand-less Pre-concentration and Determination of Traces of Cadmium Ions in Water and Some Food Samples

    A very explicate and ligand-less ultrasound-vortex-assisted dispersive liquid–liquid microextraction (US-VA-DLLME) technique has been designed for...

    Mojtaba Shamsipur, Naser Mafakheri, Nasrin Babajani in Food Analytical Methods
    Article 11 January 2022
  2. Sustainable vortex assisted liquid phase microextraction based on fatty acid switchable solvent for selective and accurate analysis of manganese in food samples

    In this research article, a sustainable fatty acids switchable solvent based vortex assisted liquid phase microextraction (SS-VA-LPME) method coupled...

    Adil Elik, Nevcihan Gürsoy, Nail Altunay in Chemical Papers
    Article 05 February 2024
  3. A Hydrophobic Deep Eutectic Solvent-Based Ultrasound-Assisted Dispersive Liquid–Liquid Microextraction for Determination of β-Lactam Antibiotics Residues in Food Samples

    In this research study, a novel deep eutectic solvent was synthetized and used for rapid and simple ultrasound-assisted dispersive liquid–liquid...

    Mahboube Shirani, Behrouz Akbari-adergani, ... Ali Akbari in Food Analytical Methods
    Article 21 September 2021
  4. Synthesis of MOF-70 based on diffusion method; microgram amount application as a highly efficient sorbent in dispersive micro solid phase extraction prior to dispersive liquid–liquid microextraction for the preconcentration and extraction of pesticides from fruit juices

    In the present research, a sample preparation method called dispersive microsolid phase extraction followed by dispersive liquid–liquid...

    Sakha Pezhhanfar, Mir Ali Farajzadeh, ... Mohammad Reza Afshar Mogaddam in Journal of the Iranian Chemical Society
    Article 29 November 2021
  5. Extraction and Preconcentration of Some Pesticides in Vegetable and Fruit Juice Samples Using SA@CaCO3 Sorbent Combined with Dispersive Liquid–Liquid Microextraction

    An efficient sample preparation method, dispersive solid-phase microextraction–dispersive liquid–liquid microextraction, coupled to gas...

    Mir Ali Farajzadeh, Alireza Pirmohamadlou, Masoumeh Sattari Dabbagh in Food Analytical Methods
    Article 25 June 2021
  6. Development of a magnetic dispersive solid phase extraction method by employing folic acid magnetic nanoparticles as an effective, green, and reliable sorbent followed by dispersive liquid-liquid microextraction for the extraction and preconcentration of seven pesticides from fruit juices

    Folic acid magnetic nanoparticles have been prepared and utilized as an effective and reliable sorbent in magnetic dispersive solid phase extraction...

    Mir Ali Farajzadeh, Shokoufeh Niazi, Masoumeh Sattari Dabbagh in Microchimica Acta
    Article 30 August 2021
  7. Dispersive Liquid–Liquid Microextraction of Organic Compounds: An Overview of Reviews

    Abstract

    Dispersive liquid–liquid microextraction (DLLME) is one of the most promising methods of the microextraction preconcentration of organic...

    S. G. Dmitrienko, V. V. Apyari, ... M. V. Gorbunova in Journal of Analytical Chemistry
    Article 02 October 2020
  8. Sensitive Spectrophotometric Determination of U(VI) Ion at Trace Level in Water Samples: A Simple and Rapid Homogenous Solvent-Based/In-Situ Solvent Formation Microextraction Based on Synthesized/Characterized Task-Specific Ionic Liquid

    The preconcentration of uranium VI (U(VI)) at trace levels in some real water and wastewater samples and its determination by spectrophotometry using...

    Mehdi Hosseini, Seyyed Mehdi Khoshfetrat in Journal of Solution Chemistry
    Article 12 June 2024
  9. Preparation of new hydrophobic deep eutectic solvents and their application in dispersive liquid–liquid microextraction of Sudan dyes from food samples

    In this work, a new generation of hydrophobic deep eutectic solvents (DESs) was prepared using eugenol (as hydrogen bond donor) and...

    Dandan Ge, Zhizhuo Shan, ... Baoling Wang in Analytical and Bioanalytical Chemistry
    Article 08 May 2021
  10. An eco-friendly ultrasound-assisted deep eutectic solvent-based liquid–phase microextraction method for enrichment and quantification of nickel in environmental samples

    An eco-friendly and easy ultrasound-assisted liquid phase microextraction approach using deep eutectic solvent (UA-DES-LPME) was established to...

    Article Open access 02 November 2022
  11. Cold-induced Homogenous Liquid–Liquid Extraction Performed in a Refrigerated Centrifuge Combined with Deep Eutectic Solvent-based Dispersive Liquid–Liquid Microextraction for the Extraction of Some Endocrine Disrupting Compounds and Hydroxymethylfurfural from Honey Samples

    A cold-induced-homogeneous liquid–liquid extraction method combined with deep eutectic solvent-based dispersive liquid–liquid microextraction has...

    Fatemeh Khani, J. Khandaghi, ... Mohammad Reza Afshar Mogaddam in Food Analytical Methods
    Article 03 May 2021
  12. Feasibility of Dispersive Liquid–Liquid Microextraction for Molybdenum Determination in Lamb Meat by MIP OES

    The dispersive liquid–liquid microextraction (DLLME) was evaluated as a strategy to improve the MIP OES sensitivity for molybdenum determination in...

    Ana Beatriz S. Silva, Ívero P. Sá, ... Ana Rita A. Nogueira in Food Analytical Methods
    Article 21 October 2020
  13. Automated microextraction by packed sorbent of endocrine disruptors in wastewater using a high-throughput robotic platform followed by liquid chromatography–tandem mass spectrometry

    An automated microextraction by packed sorbent followed by liquid chromatography–tandem mass spectrometry (MEPS-LC–MS/MS) method was developed for...

    Marcio David Bocelli, Deyber Arley Vargas Medina, ... Álvaro José dos Santos-Neto in Analytical and Bioanalytical Chemistry
    Article 03 August 2023
  14. Determination of long-chain fatty acids in anaerobic digester supernatant and olive mill wastewater exploiting an in-syringe dispersive liquid-liquid microextraction and derivatization-free GC-MS method

    Long-chain fatty acids (LCFA) are commonly found in lipid-rich wastewaters and are a key factor to monitor the anaerobic digesters. A new simple,...

    M. A. Vargas-Muñoz, Víctor Cerdà, ... Edwin Palacio in Analytical and Bioanalytical Chemistry
    Article 03 May 2021
  15. Dispersive solid phase extraction based on simply prepared nitrogen-doped amorphous carbon nanocomposite combined with dispersive liquid–liquid microextraction: application in the extraction of some pesticides from fruit juices

    In the present survey, a nitrogen-doped amorphous carbon nanocomposite has been prepared simply and eco-friendly from heating an acidic solution of...

    Mir Ali Farajzadeh, Maryam Davaran, ... Mohammad Reza Afshar Mogaddam in Journal of the Iranian Chemical Society
    Article 21 January 2021
  16. Ultrasonic-assisted dispersive liquid–liquid microextraction (US DLLME) of zinc in Brazilian sugarcane spirit samples

    A method based on the dispersive liquid–liquid microextraction for the pre-concentration of zinc in samples of Brazilian cachaça and determination by...

    Lucilia A. Meira, Jeferson A. Barreto, ... Fabio de S. Dias in Journal of the Iranian Chemical Society
    Article 07 September 2020
  17. Development of an ultrasonic and heat-assisted liquid–liquid extraction method combined with deep eutectic solvent-based dispersive liquid–liquid microextraction for the extraction of some phytosterols from cow milk butter samples

    In this study, an ultrasonic and heat-assisted liquid–liquid extraction method combined with deep eutectic solvent-based dispersive liquid–liquid...

    Hassan Ebadnezhad, Mohammad Reza Afshar Mogaddam, ... Mohammadali Torbati in Journal of the Iranian Chemical Society
    Article 17 February 2021
  18. Homogeneous Liquid–Liquid Microextraction of Organic Compounds

    Abstract

    Published data on various versions of the homogeneous liquid–liquid microextraction (HLLME) of organic compounds are generalized and...

    S. G. Dmitrienko, V. V. Apyari, ... Yu. A. Zolotov in Journal of Analytical Chemistry
    Article 01 November 2020
  19. Optimization and synthesis of a novel sorbent composite based on magnetic chitosan-amine-functionalized bimetallic MOF for the simultaneous dispersive solid-phase microextraction of four aflatoxins in real water, herbal distillate, and food samples

    Aflatoxins (AFs), an important category of pollutants, are formed in many foods and adversely affect human health. Therefore, their determination is...

    Mahdi Ghorbani, Majid Keshavarzi, ... Amir Ismailzadeh in Analytical and Bioanalytical Chemistry
    Article 29 July 2023
  20. Selected Microextraction Techniques Using Ionic Liquids in the Study of Biologically Active Compounds

    Monitoring the compounds found in biological and environmental samples at low concentration levels is not an easy task. The main analytical problems...
    Iwona Rykowska, Iwona Nowak, Wiesław Wasiak in Handbook of Bioanalytics
    Living reference work entry 2022
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