Vortex-assisted sequential liquid-phase micro-extraction of E127 and E129 in foodstuffs and pharmaceuticals

AT Bişgin - Microchemical Journal, 2023 - Elsevier
In the present study, sequential liquid-phase micro-extraction (LPME) method based on
amphiphile (1-pentanol) and ion-pair agent as the green chemicals for micro-separation …

A novel ultrasonication-assisted deep eutectic solvent microextraction procedure for tartrazine at trace levels from environmental samples

M Soylak, F Uzcan - Journal of the Iranian Chemical Society, 2020 - Springer
A novel deep eutectic solvent microextraction method for traces tartrazine has developed for
its separation and preconcentration prior to its determination by UV–Vis spectrophotometry …

Selective separation and determination strategy for monitoring E100, E127, E129 and E133 in foodstuffs: Vortex assisted sequential-simultaneous liquid phase micro …

AT Bişgin - Microchemical Journal, 2024 - Elsevier
A green, speedy and handy, vortex assisted sequential-simultaneous liquid phase micro-
extraction procedure (VA-SS-LPME) was established first time without using any …

Green deep eutectic solvent assisted liquid–liquid microextraction procedure for Sunset Yellow dye in effervescent vitamin C tablets

A Dalmaz, S Sivrikaya Özak - Journal of the Iranian Chemical Society, 2022 - Springer
Extensive research has been carried out recently using green deep eutectic solvents
(DESs). In this study, a simple, low-cost, and at the same time high-efficiency, green …

Ion-pair solvent-based liquid–liquid microextraction and spectrophotometric determination of E102, E110, E124, E129 and E133 in confectioneries and beverages

AT Bişgin - Journal of the Iranian Chemical Society, 2023 - Springer
In the present study, a new ion-pair solvent including tetra-n-butyl-ammonium iodide and 1-
pentanol was prepared for the first time and it was used for microextraction and UV–Vis …

Fabrication of polyethyleneimine modified cobalt ferrite as a new magnetic sorbent for the micro-solid phase extraction of tartrazine from food and water samples

HR Noormohamadi, MR Fat'hi, M Ghaedi - Journal of colloid and interface …, 2018 - Elsevier
In this research, a facile synthesis route was used for preparation of cobalt ferrite@ SiO 2@
polyethyleneimine magnetic nanoparticles (Co-Fe 2 O 4@ PEI) as a new sorbent in the …

Graphitic carbon nitride as a new sensitive material for electrochemical determination of trace amounts of tartrazine in food samples

MA Karimi, VH Aghaei, A Nezhadali, N Ajami - Food analytical methods, 2018 - Springer
In this work, gC 3 N 4 was successfully fabricated by direct pyrolysis of the melamine, and
then without any modification, was used to prepare gC 3 N 4/graphite pencil electrode. The …

A green and simple liquid-phase microextraction based on deep eutectic solvent for the erythrosine prior to its UV–VIS spectrophotometric detection

Z Erbas, M Soylak - Journal of the Iranian Chemical Society, 2020 - Springer
A simple, sensitive, effective and rapid liquid-phase microextraction (LPME) method based
on deep eutectic solvent (DES) was developed for the preconcentration and determination …

Application electrochemical sensor based on nanosheets GC3N4/CPE by square-wave anodic stripping voltammetric for measure amounts of toxic tartrazine color …

F Marahel, L Niknam - … of Environmental Science and Health, Part …, 2022 - Taylor & Francis
The present work describes a method (SWASV) techniques for measure of tartrazine color a
harmful compound present in real samples, and the extremely harmful to humans and …

Simultaneous preconcentration and determination of brilliant blue and sunset yellow in foodstuffs by solid-phase extraction combined UV-vis spectrophotometry

AT Bişgin - Journal of AOAC International, 2018 - academic.oup.com
Abstract Background: Brilliant Blue and Sunset Yellow, two highly water-soluble synthetic
food dyes, are the most popular food dyes used and consumed. Although they are not highly …