633. D. Yuvali, M. Seyhaneyildizi, M. Soylak, I. Narin, E. Yilmaz, An Environment-friendly and Rapid Liquid-liquid Microextraction based on New Synthesized Hydrophobic Deep Eutectic Solvent for Separation and Preconcentration of Erythrosine (E127) in Biological and Pharmaceutical Samples, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 244, 118842 (2021) https://doi.org/10.1016/j.saa.2020.118842.

634. M. Soylak, M. Agirbas, E. Yilmaz, A New Strategy for the Combination Supramolecular Solvent Liquid Phase Microextraction and UV-Vis Spectrophotometric Determination for Traces of Maneb in Food and Water Samples, Food Chemistry, 338, 128068 (2021) https://doi.org/10.1016/j.foodchem.2020.128068.

635. A. Sungur, Y. Kavdir, H. Ozcan, R. Ilay, M. Soylak, Geochemical Fractions of Trace Metals in Surface and Core Sections of Aggregates in Agricultural Soils, Catena, 197, 104995 (2021) https://doi.org/10.1016/j.catena.2020.104995.

636. M. Soylak, O. Ozalp, F. Uzcan, Magnetic Nanomaterials for the Removal, Separation and Preconcentration of Organic and Inorganic Pollutants at Trace Levels and their Practical Applications: A Review, Trends in Environmental Analytical Chemistry, 29, e00109 (2021) http://dx.doi.org/10.1016/j.teac.2020.e00109.

637. M. Hassan, F. Uzcan, U. Alshana, M. Soylak, Switchable-hydrophilicity Solvent Liquid-liquid Microextraction prior to Magnetic Nanoparticle-based Dispersive Solid-phase Microextraction for Spectrophotometric Determination of Erythrosine in Food and other Samples, Food Chemistry, 248, 129053 (2021) https://doi.org/10.1016/j.foodchem.2021.129053.

638. E. Kilinc, S. Ozdemir, M.S. Yalcin, M. Soylak, A New Method for the Preconcentrations of U(VI) and Th(IV) by Magnetized Thermophilic Bacteria as a Novel Biosorbent, Analytical and Bioanalytical Chemistry, 413, 1107-1116 (2021).

639. S. Ozdemir, E. Kilinc, F. Sen, M. Soylak, Development of Armillae Mellea Immobilized Nanodiamond for the Preconcentrations of Cr(III), Hg(II) and Zn(II), Analytical Biochemistry, 617, 114122 (2021). https://doi.org/10.1016/j.ab.2021.114122

640. D. Kamas, A. Karatepe, M. Soylak, Vortex-assisted Magnetic Solid Phase Extraction of Pb and Cu in Some Herb Samples on Magnetic Multiwalled Carbon Nanotubes, Turkish Journal of Chemistry, 45, 210-218 (2021).

641. S. Maheshwaran, M. Akilarasan, T.-W. Chen, S.-M. Chen, E. Tamilalagan, T.-Y. Jiang, E.A. Alabdullkarem, M. Soylak, Electrocatalytic Evaluation of Graphene Oxide Warped Tetragonal t-Lanthanum Vanadate (GO@LaVO4) Nanocomposites for the Voltammetric Detection of Antifungal and Antiprotozoal Drug (clioquinol). Microchim Acta 188, 102 (2021). https://doi.org/10.1007/s00604-021-04758-5

642. E. Yilmaz, G. Sarp, F. Uzcan, O. Ozalp, M. Soylak, Application of Magnetic Nanomaterials in Bioanalysis, Talanta, 229, 122285 (2021). https://doi.org/10.1016/j.talanta.2021.122285

643. B. Vuran, H.I. Ulusoy, G. Sarp, E. Yilmaz, U. Morgul, A. Kabir, A. Tartaglia, M. Locatelli, M. Soylak, Determination of Chloramphenicol and Tetracycline Residues in Milk Samples by Means of Nanofiber Coated Magnetic Particles prior to High-performance Liquid Chromatography-diode Array Detection, Talanta, 230, 122307 (2021). https://doi.org/10.1016/j.talanta.2021.122307

644. N. Ozturk, M. Yazar, A. Gundogdu, C. Duran, H.B. Senturk, M. Soylak, Application of Cherry Laurel Seeds Activated Carbon as a New Adsorbent for Cr(VI) Removal, Membrane and Water Treatment, 12, 11-21 (2021). https://doi.org/10.12989/mwt.2021.12.1.011

645. A. Yamuna, C.-Y. Hong, S.-M. Chen, T.-W. Chen, E.A. Alabdullkarem, M. Soylak, M.M. AL-Anazy, M.A. Ali, X. Liu, Highly Selective Simultaneous Electrochemical Detection of Trace Level of Heavy Metals in Water Samples based on the Single-crystalline Co3O4 Nanocubes Modified Electrode, Journal of Electroanalytical Chemistry, 887, 115159 (2021). https://doi.org/10.1016/j.jelechem.2021.115159

646. M.S. Jagirani, F. Uzcan, M. Soylak, A Selective and Sensitive Procedure for Magnetic Solid Phase Microextraction of Lead(II) on Magnetic Cellulose Nanoparticles from Environmental Samples prior to its Flame Atomic Absorption Spectrometry, Journal of the Iranian Chemical Society, 18, 1005-1013 (2021).

647. S. Kilic, M. Kilic, M. Soylak, The Determination of Toxic Metals in some Traditional Cosmetic Products and Health Risk Assessment, Biological Trace Element Research, 199, 2272-2277 (2021).

648. M. Sarikaya, H.I. Ulusoy, U. Morgul, S. Ulusoy, A. Tartaglia, E. Yilmaz, M. Soylak, M. Locatelli, A. Kabir, Sensitive Fetermination of Fluoxetine and Citalopram Antidepressants in Urine and Wastewater Samples by Liquid Chromatography Coupled with Photodiode Array Detector, Journal of Chromatography A, 1648, 462215 (2021), doi: https://doi.org/10.1016/j.chroma.2021.462215

649. M. Hassan, F. Uzcan, N.S. Shah, U. Alshana, M. Soylak, Switchable-hydrophilicity Solvent Liquid-liquid Microextraction for Samples Cleanup prior to Dispersive Magnetic Solid-phase Microextraction for Spectrophotometric Determination of Quercetin in Food Samples, Sustainable Chemistry and Pharmacy, 22, 100480 (2021). https://doi.org/10.1016/j.scp.2021.100480

650. M. Soylak, S. Deryol, F. Uzcan, A New Green Microextraction Method for Traces Brown HT (E155) by Using Deep Eutectic Solvents prior to its Spectrophotometric Determination, International Journal of Environmental Analytical Chemistry, 101, 1437-1447 (2021).

651. E. Yilmaz, Z. Erbas, M. Soylak, Hydrolytic Enzyme Modified Magnetic Nanoparticles: An Innovative and Green Microextraction System for Inorganic Species in Food Samples, Analytica Chimica Acta, 1178, 338808 (2021). https://doi.org/10.1016/j.aca.2021.338808

652. T.S. Alomar, M.A. Habila, N. AlMasoud, Z.A. Alothman, M. Sheikh, M. Soylak, Biomass-derived Adsorbent for Dispersive Solid-phase Extraction of Cr(III), Fe(III), Co(II) and Ni(II) from Food Samples prior to ICP-MS Detection, Applied Sciences, 11, 7792 (2021). https://doi.org/10.3390/app11177792

653. Z.P. Gumus, M. Soylak, Metal Organic Frameworks as Nanomaterials for Analysis of Toxic Metals in Food and Environmental Applications, TRAC Trends in Analytical Chemistry, 143, 116417 (2021). https://doi.org/10.1016/j.trac.2021.116417

654. S. Ozdemir, E. Kilinc, O. Acer, M. Soylak, Simultaneous Preconcentrations of Cu(II), Ni(II) and Pb(II) by SPE using E. profundum Loaded onto Amberlite XAD-4, Microchemical Journal, 171, 106758 (2021). doi: https://doi.org/10.1016/j.microc.2021.106758

655. S. Dogru, E. Yilmaz, S.B. Gunduz, M. Soylak, An Easy and Green Amine-based Microextraction Strategy Combined UV-Vis Spectrophotometric Detection for Mercury in Natural Water Samples, Journal of the Iranian Chemical Society,18, 3069-3075 (2021).

656. F. Uzcan, M. Soylak, CuCo2O4 as Affective Adsorbent for Dispersive Solid-phase Extraction of Lead from Food, Cigarette and Water Samples before FAAS Detection, Chemical Papers, 75, 6367-6375 (2021).

657. O. Ozalp, M. Soylak, Magnetic Dispersive Solid Phase Extraction of Cu (II) as 1- (2-pyridylazo)-2-naphthol Chelates on Fe3O4@XAD-16, Iranian Journal of Science and Technology, Transactions A: Science, 45, 1971-1980 (2021).

658. M. Soylak, O. Ozalp, F. Uzcan, Ultrasound Assisted Supramolecular Liquid Phase Microextraction Procedure for Sudan I at Trace Level in Environmental Samples, Turkish Journal of Chemistry,45, 1327-1335 (2021).

659. U. Divrikli, F. Altun, A. Akdogan, M. Soylak, L. Elci, An Efficient Green Microextraction Method of Co and Cu in Environmental Samples prior to their Flame Atomic Absorption Spectrometric Detection, International Journal of Environmental Analytical Chemistry, 101, 2728-2741 (2021).

660. M. Soylak, M.S. Jagirani, Extraction Techniques Used for the Removal of Pharmaceuticals from Environmental Samples, Pharmaceutical Sciences, 27, 450-452 (2021).

661. M.S. Jagirani, M. Soylak, Supramolecular Solvents: A Review of a Modern Innovation in Liquid-phase Microextraction Technique, Turkish Journal of Chemistry, 45, 1651-1677 (2021).