347. F. Shah, T.G. Kazi, Naeemullah, H.I. Afridi, M. Soylak, Temperature Controlled Ionic Liquid-dispersive Liquid Phase Microextraction for Determination of Trace Lead Level in Blood Samples prior to Analysis by Flame Atomic Absorption Spectrometry with Multivariate Optimization, Microchemical Journal, 101, 5-10 (2012).

348. D. Citak, S. Silici, M. Tuzen, M. Soylak, Determination of Toxic and Essential Elements in Sunflower Honey from Thrace Region, Turkey, International Journal of Food Science and Technology, 47, 107-113 (2012).

349. M. Ghaedi, A. Najibi, H. Hossainian, A. Shokrollahi, M. Soylak, Kinetic and Equilibrium Study of Alizarin Red S Removal by Activated Carbon, Toxicological and Environmental Chemistry, 94, 40-48 (2012).

350. A. Daneshfar, M. Ghaedi, S. Vafafard, L. Shiri, R. Sahrai, M. Soylak, Amberlite IR-120 Modified with 8-Hydroxyquinoline as Efficient Adsorbent for Solid Phase Extraction and Flame Atomic Absorption Determination of Some Trace Metal Ions, Biological Trace Element Research, 145, 240-247 (2012).

351. D. Ozdes, C. Duran, H. Bektas, M. Tufekci, M. Soylak, Acetohydrazide Derivative for Selective Separation and Preconcentration of Cu(II) Ions by Coprecipitation Method without Using a Carrier Element, Spectroscopy Letters, 45, 330-336 (2012).

352. M. Ghaedi, A. Rezakhani, S. Khodadoust, K. Niknam, M. Soylak, The Solid Phase Extraction of Some Metal Ions Using Palladium Nanoparticles-attached to Silica Gel Chemically Bonded by Silica-bonded N-propylmorpholine as New Sorbent prior to their Determination by Flame Atomic Absorption Spectroscopy, Scientific World Journal, Article ID 764195, 1-9 (2012).

353. M. Soylak, Z. Cihan, E. Yilmaz, Evaluation of Trace Element Contents of Some Herbal Plants and Spices Retailed in Kayseri, Turkey, Environmental Monitoring and Assessment, 184, 3455-3461 (2012).

354. Z.A. ALOthman, M. Habila, E. Yilmaz, M. Soylak, Solid Phase Extraction of Cd(II), Pb(II), Zn(II) and Ni(II) from Food Samples Using Multiwalled Carbon Nanotubes Impregnated with 4-(2-Thiazolylazo) Resorcinol, Microchimica Acta, 177, 397-403 (2012).

355. Y.E. Unsal, M. Soylak, M. Tuzen, Column Solid Phase Extraction of Sunset Yellow and Spectrophotometric Determination of its use in Powdered Beverage and Confectionery Products, International Journal of Food Science and Technology, 47, 1253-1258 (2012).

356. M. Soylak, A. Aydin, Speciation of Cr(III) and Cr(VI) in Environmental Samples by Using Coprecipitation with Praseodymium(III) Hydroxide and Determination by Flame Atomic Absorption Spectrometry, Journal of the Iranian Chemical Society, 9, 263-267 (2012).

357. S. Saracoglu, E. Yilmaz, M. Soylak, Speciation of Chromium after Coprecipitation with Cu-Violuric Acid and Determination by Atomic Absorption Spectrometry, Current Analytical Chemistry, 8, 358-364 (2012).

358. S. Saracoglu, M. Soylak, D. Cabuk, Z. Topalak, Y. Karagozlu, Determinations of Some Trace Elements in Food and Soil Samples by Atomic Absorption Spectrometry after Coprecipitation with Holmium Hydroxide, Journal of AOAC International, 95, 892-896 (2012).

359. H.S. Ibrahim, N.S. Ammar, M. Soylak, M. Ibrahim, Removal of Cd(II) and Pb(II) from Aqueous Solution Using Dried Water Hyacinth as a Biosorbent, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 96, 413-420 (2012).

360. Z.A. ALOthman, Y.E. Unsal, M. Habila, A. Shabaka, M. Tuzen, M. Soylak, Membrane Filtration of Sudan Orange G on a Cellulose Acetate Membrane Filter for Separation-preconcentration and Spectrophotometric Determination in Water, Chili Powder, Chili Sauce and Tomato Sauce Samples, Food and Chemical Toxicology, 50, 2709-2713 (2012).

361. M. Soylak, Y.E. Unsal, Determination of Traces of Iron and Lead in Food and Water Samples after Preconcentration on Multiwalled Carbon Nanotube, Journal of AOAC International, 95, 1183-1188 (2012).

362. E. Yilmaz, Z.A. ALOthman, H.M.T. Sumayli, M. Ibrahim, M. Soylak, Sorbent Extraction of Pb(II), Cu(II), Ni(II) and Fe(III) Ions as 2-(5-Bromo-2-Pyridylazo)-5-Diethylamino-Phenol Chelates on Single-Walled Carbon Nanotube Disks prior to their Flame Atomic Absorption Spectrometric Determinations in Animal Feeds and Natural Water Samples, Journal of AOAC International, 95, 1205-1210 (2012).

363. M. Soylak, I. Murat, Determination of Copper, Cobalt, Lead and Iron in Table Salt by FAAS after Separation using Violuric Acid and Multiwalled Carbon Nanotubes, Food Analytical Methods, 5, 1003-1009 (2012).

364. M. Soylak, Y.E. Unsal, Dispersive Liquid Liquid Microextraction of Cadmium(II) for Preconcentration prior to Flame Atomic Absorption Spectrometric Detection in Water, Toxicological and Environmental Chemistry, 94, 1480-1489 (2012).

365. A. Gundogdu, C. Duran, H.B. Senturk, M. Soylak, D. Ozdes, H. Serencam, M. Imamoglu Adsorption of Phenol from Aqueous Solution on a Low-cost Activated Carbon Produced from Tea Industry Waste: Equilibrium, Kinetic and Thermodynamic Study, Journal of Chemical & Engineering Data, 57, 2733-2743 (2012).

366. F. Shah, M. Soylak, T.G. Kazi, H.I. Afridi, Single Step In-syringe System for Ionic Liquid Based Liquid Microextraction Combined with Flame Atomic Absorption Spectrometry for Lead Determination, Journal of Analytical Atomic Spectrometry, 27, 1960-1965 (2012).

367. G.A. Kandhro, M. Soylak, T.G. Kazi, E. Yilmaz, H.I. Afridi, Room Temperature Ionic Liquid-based Microextraction for Pre-concentration of Cadmium and Copper from Biological Samples and Determination by FAAS, Atomic Spectroscopy, 33, 166-172 (2012).

368. Z.A. ALOthman, E. Yilmaz, H.M.T. Sumayli, M. Soylak, Evaluation of Trace Metals in Tea Samples from Jeddah and Jazan, Saudi Arabia by Atomic Absorption Spectrometry, Bulletin of Environmental Contamination and Toxicology, 89, 1216-1219 (2012).

369. F. Shah, E. Yilmaz, T.G. Kazi, H.I. Afridi, M. Soylak, Vortex-assisted Liquid-liquid Microextraction Coupled to Flame Atomic Absorption Spectrometry for Lead Determination: Ionic Liquid Based Microextraction Using Triton X-100 as a Dispersant, Analytical Methods, 4, 4091-4095 (2012).

370. A. Duran, M. Tuzen, M. Soylak, Trace Metal Concentrations in Cigarette Brands Commonly Available in Turkey: Relation with Human Health, Toxicological & Environmental Chemistry, 94, 1893-1901 (2012).

371. M. Soylak, E. Yilmaz, M. Ghaedi, M. Montazerozohori, M. Sheibani, Cloud Point Extraction and Flame Atomic Absorption Spectrometry Determination of Lead(II) in Environmental and Food Samples, Journal of AOAC International, 95, 1797-1802 (2012).