<b>Catalytic spectrophotometric determination of Mn(II) at trace levels using Celestine blue-KIO₄-1,10-phenantroline redox reaction</b>

by Ramazan Gürkan
Published 2011-12-01

Speciative Determination of Dissolved Inorganic Fe(II), Fe(III) and Total Fe in Natural Waters by Coupling Cloud Point Extraction with FAAS

by Ramazan GÜRKAN, Nail ALTUNAY
Published 2013-12-01

A reliable method of quantification of trace copper in beverages with and without alcohol by spectrophotometry after cloud point extraction

by Ramazan Gürkan, Nail Altunay
Published 2013-01-01

Determination of trace amounts of selenium in natural spring waters and tea samples by catalytic kinetic spectrophotometry

by Ramazan Gürkan, Nevalnur Zeynep Gürkan
Published 2019-10-01

A Novel Indicator Reaction for the Catalytic Determination of V(V) at ppb Levels by the Kinetic Spectrophotometric Method

by Halil İbrahim Ulusoy, Ramazan Gürkan
Published 2018-04-01

Preconcentration and determination of trace vanadium(V) in beverages by combination of ultrasound assisted-cloud point extraction with spectrophotometry

by Nuket Kartal Temel, Ramazan Gürkan
Published 2018-03-01

Determination of bisphenol A in plastic bottle packaging beverage samples using ultrasonic-assisted extraction and flame atomic absorption spectrometry

by Emre YILDIRIM, Nail ALTUNAY, Ramazan GÜRKAN
Published 2017-05-01

Determination of sodium and potassium in certified rock samples by AES after ultrasonic leaching

by AYSUN ÖZKAN, RAMAZAN GÜRKAN, MEHMED AKÇAY
Published 2006-09-01

Speciative determination of total V and dissolved inorganic vanadium species in environmental waters by catalytic–kinetic spectrophotometric method

by Ramazan Gürkan, Aysel Tamay, Halil İbrahim Ulusoy
Published 2017-02-01

Surfactant Enhanced-Spectrophotometric Determination of Uranium (VI) at Trace Levels by Using Eriochrome Black T as a Chelating Agent

by Ramazan Gürkan, Halil İbrahim Ulusoy, Mehmet Akçay
Published 2018-04-01

Simultaneous determination of dissolved inorganic chromium species in wastewater/natural waters by surfactant sensitized catalytic kinetic spectrophotometry

by Ramazan Gürkan, Halil İbrahim Ulusoy, Mehmet Akçay
Published 2017-02-01