606. F. Aydin, E. Yilmaz, E. Olmez, M. Soylak, Cu2O-CuO Ball Like/Multiwalled Carbon Nanotube Hybrid for Fast and Effective Ultrasound-assisted Solid Phase Extraction of Uranium at Ultra-trace Level prior to ICP-MS detection, Talanta, 207, 120295 (2020) https://doi.org/10.1016/j.talanta.2019.120295.
607. A. Sungur, A. Vural, A. Gundogdu, M. Soylak, Effect of Antimonite Mineralization Area on Heavy Metal Contents and Geochemical Fractions of Agricultural Soils in Gumushane Province, Turkey, Catena, 184, 104255 (2019). https://doi.org/10.1016/j.catena.2019.104255
608. Z.A. ALOthman, M.A. Habila, E. Yilmaz, E.A. Alabdullkarem, M. Soylak, A Novel Deep Eutectic Solvent Microextraction Procedure for Enrichment, Separation and Atomic Absorption Spectrometric Determination of Palladium at Ultra-trace Levels in Environmental Samples, Measurement, 153, 107394 (2020). https://doi.org/10.1016/j.measurement.2019.107394
609. D. Yuvali, I. Narin, M. Soylak, E. Yilmaz, Green Synthesis of Magnetic Carbon Nanodot/graphene Oxide Hybrid Material (Fe3O4@C-nanodot@GO) for Magnetic Solid Phase Extraction of Ibuprofen in Human Blood Samples prior to HPLC-DAD Determination, Journal of Pharmaceutical and Biomedical Analysis, 179, 113001 (2020). https://doi.org/10.1016/j.jpba.2019.113001
610. M. Soylak, F. Uzcan, A Novel Ultrasonication-assisted Deep Eutectic Solvent Microextraction Procedure for Tartrazine at Trace Levels from Environmental Samples, Journal of the Iranian Chemical Society, 17,  461-467 (2020).
611. S. Kilic, M. Soylak, Determination of Trace Element Contaminants in Herbal Teas Using ICP-MS by Different Sample Preparation Method, Journal of Food Science and Technology-Mysore, 57, 927-933 (2020).
612. N. Ozkantar, M. Soylak, M. Tuzen, Ultrasonific-assisted Supramolecular Solvent Liquid-liquid Microextraction for Inorganic Chromium Speciation in Water Samples and Determination by UV-Vis Spectrophotometry, Atomic Spectroscopy, 41, 43-50 (2020).
613. F. Aydin, R. Cakmak, A. Levent, M. Soylak, Silica Gel-Immobilized 5-aminoisophthalohydrazide: A Novel Sorbent for Solid Phase Extraction of Cu, Zn and Pb from Natural Water Samples, Applied Organometallic Chemistry, 34, e5481 (2020) https://doi.org/10.1002/aoc.5481.
614. M.S. Yalcin, E. Kilinc, S. Ozdemir, U. Yuksel, M. Soylak,Phallus ImpudicusLoaded with γ-Fe2O3 as Solid Phase Bioextractor for thePreconcentrations of Zn(II) and Cr(III) from Water and Food Samples,Process Biochemistry, 92, 149-155(2020).
615. N. Ozkantar, E. Yilmaz, M. Soylak, M. Tuzen, Pyrocatechol Violet Impregnated Magnetic Graphene Oxide for Magnetic Solid Phase Microextraction of Copper in Water, Black Tea and Diet Supplements, Food Chemistry, 321, 126737 (2020) https://doi.org/10.1016/j.foodchem.2020.126737.