Publications

Articles

Determination of Triazole-Derived Fungicides in Fruits, Vegetables, and Their Products by Capillary Electrophoresis with Online Preconcentration Using Field-Amplified Sample Injection

Güray T., Uysal U. D.

Journal of Agricultural and Food Chemistry, vol.73, no.36, pp.22922-22931, 2025 (SCI-Expanded, Scopus)

A new chemometrically optimised HPLC method for the simultaneous determination of imatinib mesylate and capecitabine, the active medicinal components

GÜRAY T., Alper Ş., Uysal U. D.

International Journal of Environmental Analytical Chemistry, vol.105, no.16, pp.4766-4783, 2025 (SCI-Expanded, Scopus)

Detection of para, ortho, meta-fluorofentanyl by surface-enhanced Raman spectroscopy

Dogruer Erkok S., Güray T., Mccord B.

FORENSIC CHEMISTRY, vol.38, pp.1-8, 2024 (SCI-Expanded, Scopus)

Determination Of Biological Activity of The of Azadiracta Indica A. Juss. Grown In Somalia

Güray T.

International Journal of Scientific Research in Chemistry, vol.7, no.1, pp.1-14, 2022 (Peer-Reviewed Journal)

Ultrasound-assisted cloud point microextraction of certain preservatives in real samples and determination by HPLC

Güray T., Akıl F. H., Uysal Ü. D.

Analytical Methods, vol.14, pp.1031-1040, 2022 (SCI-Expanded, Scopus)

Determination of optimization parameters based on the Box-Behnken design for cloud point extraction of quinoline yellow using Brij 58 and application of this method to real samples

Güray T., Menevse B., Altın Yavuz A.

SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, vol.243, 2020 (SCI-Expanded, Scopus)

A new spectrophotometric study with ortho hydroxy schiff base for the determination of aluminum in drug

Güray T., Ercengiz D., Uysal Ü. D.

Cumhuriyet Science Journal, vol.41, no.2, pp.456-461, 2020 (TRDizin)

Bulutlanma Noktası Ekstraksiyonu ile Zenginleştirildikten Sonra Ponceau 4R’nin Şurup ve Meyve Şekerinde Spektrofotometrik Tayini

GÜRAY T., ALPER Ş.

Bitlis Eren Üniversitesi Fen Bilimleri Dergisi, vol.8, no.4, pp.1243-1249, 2019 (TRDizin)

Bir Hidroksiazo Bileşiği Kullanarak Gerçek Örneklerde Nikelin Eser Miktarlarının Spektrofotometrik Tayini

GÜRAY T.

Suleyman Demirel University Journal of Natural and Applied Sciences, vol.23, no.3, pp.673-678, 2019 (TRDizin)

Validated micellar electrokinetic capillary chromatography (MECC) method for determination of 5-hydroxymethylfurfural in honey and comparison with HPLC

GÜRAY T., Tuncel N. Y., Tuncel M., Uysal U. D.

CHEMICAL PAPERS, vol.73, no.9, pp.2209-2220, 2019 (SCI-Expanded, Scopus)

A NEW VALIDATED METHOD FOR DETERMINATION OF ROFLUMILAST IN TABLET BY CZE-UV

GÜRAY T.

QUIMICA NOVA, vol.42, no.5, pp.522-526, 2019 (SCI-Expanded, Scopus)

Biosorptive detoxification of zearalenone biotoxin by surface-modified renewable biomass: process dynamics and application

AKAR T., GÜRAY T., Yilmazer D. T., AKAR S.

JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, vol.99, no.4, pp.1850-1861, 2019 (SCI-Expanded, Scopus) Sustainable Development

Validated UV-Vis Spectrophotometric Method for the Determination of Copper using 2,3,4,6 '-Tetrahydroxy-3 '-Sulfoazobenzene in Real Samples

GÜRAY T., UYSAL Ü. D.

JOURNAL OF THE CHEMICAL SOCIETY OF PAKISTAN, vol.40, no.3, pp.529-535, 2018 (SCI-Expanded, Scopus)

A validated capillary electrophoretic method for the determination of indacaterol and its application to a pharmaceutical preparation

GÜRAY T., Tuncel M., UYSAL Ü. D.

JOURNAL OF FOOD AND DRUG ANALYSIS, vol.26, no.2, pp.842-848, 2018 (SCI-Expanded, Scopus)

Spectrophotometric Determination of Sunset Yellow (E-110) inPowdered Beverages and Pharmaceutical Preparations after CloudPoint Extraction Method

GÜRAY T.

Journal of the Turkish Chemical Society, Section A: Chemistry, vol.5, no.2, pp.479-492, 2018 (Scopus, TRDizin)

A Validated Capillary Electrophoretic Method for the Determination of Olopatadine and Its Application to a Pharmaceutical Preparation of Eye Drops

Güray T., Turan T., Tuncel M., Uysal Ü. D.

JOURNAL OF AOAC INTERNATIONAL, vol.100, no.1, pp.206-211, 2017 (SCI-Expanded, Scopus)

HPLC fluorescence determination of ochratoxin A utilizing a double internal standard and its application to poultry feed

Tuncel M., Oncu Kaya E. M., UYSAL Ü. D., GÜRAY T.

TURKISH JOURNAL OF CHEMISTRY, vol.39, no.2, pp.372-381, 2015 (SCI-Expanded, Scopus, TRDizin)

A Rapid Determination of Patulin Using Capillary Zone Electrophoresis and its Application to Analysis of Apple Juices

GÜRAY T., Tuncel M., UYSAL Ü. D.

JOURNAL OF CHROMATOGRAPHIC SCIENCE, vol.51, no.4, pp.310-317, 2013 (SCI-Expanded, Scopus)

DETERMINATION OF ZEARALENONE BY THE CAPILLARY ZONE ELECTROPHORESIS-UV DETECTION AND ITS APPLICATION TO POULTRY FEED AND CEREALS

GÜRAY T., Tuncel M., UYSAL Ü. D., Oncu-Kaya E. M.

JOURNAL OF LIQUID CHROMATOGRAPHY & RELATED TECHNOLOGIES, vol.36, no.10, pp.1366-1378, 2013 (SCI-Expanded, Scopus)

Synthesis and spectrophotometric determination of acidity constants of 2,3,4,6 '-tetrahydroxy-3 '-sulfoazobenzene and their use in determination of aluminum

GÜRAY T., Ogretir C., Gedikbey T., Huseyinli A. A.

TURKISH JOURNAL OF CHEMISTRY, vol.35, no.2, pp.291-305, 2011 (SCI-Expanded, Scopus, TRDizin)

Rapid direct spectrophotometric determination of zirconium(IV) in alloys with 2,2 ',3,4-tetrahydroxy-3 '-sulpho-5 '-carboxyazobenzene reagent

UYSAL Ü. D., Huseyinli A. A., GÜRAY T.

JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH, vol.70, no.1, pp.45-50, 2011 (SCI-Expanded, Scopus)

Spectrophotometric determination of aluminium and indium with 2,2 ',3,4-tetrahydroxy-3 ',5 '-disulphoazobenzene

Huseyinli A. A., Alieva R., Haciyeva S., Gueray T.

JOURNAL OF HAZARDOUS MATERIALS, vol.163, pp.1001-1007, 2009 (SCI-Expanded, Scopus)

Determination of parabens in pharmaceutical and cosmetic products by capillary electrophoresis

Uysal U. D., Gueray T.

JOURNAL OF ANALYTICAL CHEMISTRY, vol.63, no.10, pp.982-986, 2008 (SCI-Expanded, Scopus)

Quantum chemical studies on protonation of some substituted thiazole derivatives

Gueray T., Acikkalp E., Ogretir C., Yarligan S.

JOURNAL OF MOLECULAR GRAPHICS & MODELLING, vol.26, no.1, pp.154-165, 2007 (SCI-Expanded, Scopus)

2,2 ',3,4-Tetrahydroxy-3 '-sulpho-5 '-nitroazobenzene for spectrophotometric determination of aluminium in pharmaceutical suspensions and granite

Guray T., Uysal U., Gedikbey T., Huseyinli A.

ANALYTICA CHIMICA ACTA, vol.545, no.1, pp.107-112, 2005 (SCI-Expanded, Scopus)

Investigation of the acidity constants and Hammett relations of some oxazolo[4,5-b]pyridin derivatives using semiempirical AM1 quantum chemical calculation method

Ogretir C., Acikkalp E., Guray T.

JOURNAL OF MOLECULAR STRUCTURE-THEOCHEM, vol.538, pp.107-116, 2001 (SCI-Expanded, Scopus)

Papers Published in Refereed Scientific Meetings

PDMA-PMEMA Blok Kopolimer Kullanarak Bulutlanma Noktası Ekstraksiyonu Yöntemi ile Zenginleştirildikten Sonra Kinolin Sarısının Spektrofotometrik Tayini

Güray T., Menevşe B., Bütün V.

Uluslararası Katılımlı 7.Polimer Bilim ve Teknoloji Kongresi, Eskişehir, Turkey, 9 - 12 September 2018, pp.379, (Summary Text)

İndakaterol Tayini İçin Valide Edilmiş Kapiler Elektroforetik Metot ve Bir İlaca Uygulanması

GÜRAY T., TUNÇEL M., UYSAL Ü. D.

Uluslararası Katılımlı 5. İlaç Kimyası: İlaç Etkin Maddesi Tasarımı, Sentezi, Üretimi ve Standardizasyonu Kongresi, 30 March - 02 April 2017, pp.164, (Summary Text)

SPECTROPHOTOMETRIC DETERMINATION OF SUNSET YELLOW IN POWDERED BEVERAGE AND PHARMACEUTICAL PREPARATION AFTER CLOUD POINT EXTRACTION METHOD

GÜRAY T., Hülya E., UYSAL Ü. D.

International Multidisiplinary Symposium on Drug Research and Development (DRD 2015), Eskişehir, Turkey, 15 - 17 October 2015, pp.79

HPLC Fluorescence Determination of Ochratoxin A utilizing a Double Internal Standard and its Application to Poultry Feed

Muzaffer T., ÖNCÜ KAYA E. M., UYSAL Ü. D., GÜRAY T.

36th International Symposium on High Performance Liquid Phase Separations and Related Techniques, Budapest, Hungary, 19 - 23 June 2011, pp.587

Spectrophotometric determination of aluminium and ındium with tetrahydroxyazon 2S

Ali A H., Refika A., Sevinc H., GÜRAY T.

International Congress on Analytical Sciences (ICAS-2006, Moskva, Russia, 25 - 30 June 2006, pp.343

DETERMINATION METHOD OF HEXACONAZOLE AND TEBUCUNAZOL RESIDUES BY CAPILLARY ELECTROPHORESIS

Güray T.

XVI International Agriculture Symposium "AGROSYM 2024", Sarajevo, Bosnia And Herzegovina, 10 - 13 October 2024, pp.759-765, (Full Text)

3 2 3 4 trihidroksibenzilideneamino 4 hidroksibenzensülfonik asit ve 3 2 3 4 trihidroksibenzilideneamino 4 hidroksi 5 nitrobenzensülfonik asit Schiff Bazlarının Spektrofotometrik Yöntem İle Asitlik Sabitlerinin Belirlenmesi

ÖZKÜTÜK M., GÜRAY T.

XI. Ulusal Spektroskopi Kongresi, Turkey, 23 June - 26 May 2009, (Summary Text)

Spectrophotometric determination of aluminium

GÜRAY T., GEDİKBEY T., Ali H.

IV. Aegean Analytical Chemistry Days, Aydın, Turkey, 29 September - 03 October 2004, pp.91-93

Karbon tetra klorürün biyolojik kompozisyonlarda eser elementlerden çinko ve bakır düzeyleri üzerine etkisi

Güray T.

XIII. Ulusal Kimya Kongresi, Samsun, Turkey, 6 - 09 September 1999, pp.329, (Summary Text)

Development of spectrophotomeric method for the determination of nickel using 2 4 6 6 tetrahydroxy 3 sulphoazobenzene

GÜRAY T.

VI. Aegean Analytical Chemistry Days, Denizli, Turkey, 9 - 11 October 2008, pp.262

Alüminyumun ilaçda spektrofotometrik tayin

Güray T., Öğretir C., Gedikbey T.

XX. Ulusal Kimya Kongresi, Kayseri, Turkey, 4 - 08 September 2006, pp.109, (Summary Text)

Bazı okzolo[4,5-b]piridin türevlerinin asitlik sabitleri ve hammett ilişkilerinin semiempirik incelenmesi

Güray T., Öğretir C., Açıkkalp E.

XIII. Ulusal Kimya Kongresi, Samsun, Turkey, 6 - 09 September 1999, pp.583, (Summary Text)

Determination of Patulin Using a New Tool Capillary Zone Electrophoresis A Case Study

GÜRAY T.

34th International Symposium on Capillary Chromatography and 7th GCxGC Symposium, Riva del Garda, Italy, 30 May - 04 June 2010, pp.238

PDMA-PMEMA Blok Kopolimer Kullanılarak Bulutlanma Noktası Ekstraksiyonu Yöntemi ile Zenginleştirildikten Sonra Kinolin Sarısının Spektrofotometrik Tayini

Menevşe B., Güray T., Bütün V.

Uluslararası Katılımlı VII. Polimer Bilim ve Teknoloji Kongresi, Eskişehir, Turkey, 9 - 12 September 2018, pp.379, (Summary Text)

A theoretical study on protonation of some substituted thiazole derivatives

YARLIGAN UYSAL S., Cemil Ö., GÜRAY T., Erol A.

Chemical Physics Conference VIII, İstanbul, Turkey, 24 - 25 April 2008, pp.85

2 2 4 6 tetrahidroksi 5 sülfpksiazobenzen ile spektrofotometrik çinko tayini

Geven Ş., Karataş S., GÜRAY T.

XI. Ulusal Spektroskopi Kongresi, Antalya, Turkey, 18 - 22 May 2011, pp.77

Determination of aluminium by capillary electrophoresis direct uv detection

GÜRAY T., UYSAL Ü. D., Muzaffer T.

VI. Aegean Analytical Chemistry Days, Denizli, Turkey, 9 - 12 October 2008, pp.213

Alüminyumun farmostatik süsüpansiyonda ve granitte tayini

Güray T., Gedikbey T.

IX. Ulusal Spektroskopi Kongresi, Ankara, Turkey, 9 - 11 June 2005, pp.41, (Summary Text)

Spectrophotometric determination of the pKa of 2 3 4 6 tetrahydroxy 3 sulphoazobenzene

GÜRAY T., Cemil Ö., GEDİKBEY T.

XXVIIIth European Congress on Molecular Spectroscopy (EUCMOS XXVIII), İzmir, Turkey, 3 - 08 October 2006, pp.80

BULUTLANMA NOKTASI EKSTRAKSİYONU SONRASI AMARANTH BOYASININ ESER MİKTARLARININ SPEKTROFOTOMETRİK TAYİNİ

Güray T., Salih Y.

Uluslararası Marmara Fen ve Sosyal Bilimler Kongresi (BAHAR 2019), Kocaeli, Turkey, 26 - 28 April 2019, (Full Text)

Olopatadİn HCl in İlaçlarda Tayİnİ İçİn Yenİ Kapİler Elektroforez Yöntemİ

GÜRAY T., TURAN T., TUNÇEL M., UYSAL Ü. D.

8. Ulusal Analitik Kimya Kongresi, Turkey, 30 May - 03 June 2016, (Summary Text)

2 2 3 4 TETRAHİDROKSİ 5 SÜLFOKSİAZOBENZEN THSA İLE SPEKTROFOTOMETRİK NİKEL TAYİNİ

GÜRAY T., GEDİKBEY T., Şermin G.

ESAN-2012 II. ESER ANALİZ ÇLIŞTAYI, Trabzon, Turkey, 27 - 30 June 2012, pp.149

Alüminyumun Tetrahidroksiazon SN ile oluşturduğu kompleksin teorik ve spektroskopik incelenmesi

Güray T., Öğretir C.

XIX. Ulusal Kimya Kongresi, Aydın, Turkey, 30 September - 04 October 2005, pp.395, (Summary Text)

Alaşım İlaç ve Alkolsüz İçecekte Bakır Tayini

GÜRAY T., Beyaz M.

3. Ulusal Kimya Öğrenci Kongresi, Kütahya, Turkey, 13 - 15 September 2012, pp.40

Tetrahidroksiazon SC ligandının Al(III), Ga(III) ve In(III) ile oluşturduğu komplekslerin teorik incelenmesi

Güray T.

XIX. Ulusal Kimya Kongresi, Aydın, Turkey, 30 September - 04 October 2005, pp.394, (Summary Text)

BULUTLANMA NOKTASI EKSTRAKSİYONU İLE ZENGİNLEŞTİRİLDİKTEN SONRA PONCEAU 4R NİN ŞURUPTA SPEKTROFOTOMETRİK TAYİNİ

GÜRAY T., ALPER Ş.

Uluslararası Marmara Fen ve Sosyal Bilimler Kongresi (BAHAR 2019), 26 - 28 April 2019, (Summary Text)

Determination of parabens in pharmaceutical and cosmetic products by capillary electrophoresis

UYSAL Ü. D., GÜRAY T.

30th International Symposium on Capilary Chromatography, Dalian, China, 3 - 08 June 2007, pp.156

Bulutlanma Noktası Ekstraksiyonu Yöntemi İle Zenginleştirilerek Parabenlerin Spektrofotometrik Tayini

Güray T., Menevşe B.

International Eurasian Conference on Biological and Chemical Sciences (EurasianBioChem 2018), Ankara, Turkey, 26 - 27 April 2018, pp.879, (Summary Text)

Spectrophotometric Determination of Tartrazine After Cloud Point Extraction Method Using Brij 58

Güray T.

Uluslararası Katılımlı 7.Polimer Bilim ve Teknoloji Kongresi, Eskişehir, Turkey, 9 - 12 September 2018, pp.359, (Summary Text)

Mide İlacındaki Alüminyum Tayini için Spektrofotometrik Uygulama

GÜRAY T., UYSAL Ü. D., Beyaz M.

Uluslararası Katılımlı XIII. Ulusal Spektroskopi Kongresi, Burdur, Turkey, 15 - 18 May 2013

Determination of Zearalenone by The Capillary Zone Electrophoresis UV Detection and İts Application to Poultry Feed and Cereals

GÜRAY T., Muzaffer T., UYSAL Ü. D., ÖNCÜ KAYA E. M.

5th International Symposium on Recent Advances in Food Analysis, Prag, 1 - 04 November 2011, pp.286

Bulutlanma Noktası Ekstraksiyonu Yöntemi İle Zenginleştirildikten Sonra İlaçlarda Carmoisine’nin Spektrofotometrik Tayini

GÜRAY T., Menevşe B.

2nd International Eurasian Conference on Biological and Chemical Sciences (EurasianBioChem 2019), 28 - 29 June 2019, (Summary Text)

Spectrophotometric Determination of Al with Ortho Hydroxy Schiff Base in Drug

GÜRAY T., Ercengiz D., UYSAL Ü. D.

1st International Conference on Preventive Medicine (1st ICPM), 12 - 14 November 2019, (Full Text)

Bulutlanma Noktası Ekstraksiyonu Yöntemi İle Zenginleştirildikten Sonraİlaçlarda Kinolin Sarısının Spektrofotometrik Tayini

GÜRAY T., Menevşe B.

Uluslararası katılımlı 5. İlaç Kimyası Kongresi, Antalya, Turkey, 30 March - 02 April 2017, pp.190, (Summary Text)

Publications

Articles

Papers Published in Refereed Scientific Meetings

Books & Book Chapters