Synergistic cloud point microextraction prior to spectrophotometric determination of curcumin in food samples

M Al-Nidawi, O Ozalp, U Alshana, M Soylak - Analytical Letters, 2023 - Taylor & Francis
Synergistic cloud point microextraction (SCPME) significantly simplifies and accelerates
traditional cloud point extraction (CPE). The use of medium-to long-chain alcohols such as …

Cold column trapping-cloud point extraction coupled to high performance liquid chromatography for preconcentration and determination of curcumin in human urine

M Rahimi, P Hashemi, F Nazari - Analytica chimica acta, 2014 - Elsevier
A cold column trapping-cloud point extraction (CCT-CPE) method coupled to high
performance liquid chromatography (HPLC) was developed for preconcentration and …

Simultaneous determination of curcuminoids in Curcumae Longae Rhizoma and turmeric tea using liquid-phase microextraction based on solidification of floating …

L Xie, J Bai, X Zhang, X Chen, X Bai, S Hu - Microchemical Journal, 2020 - Elsevier
A simple and efficient liquid-phase microextraction procedure has been developed based
on solidification of floating deep eutectic solvent (DES) drop for simultaneous separation …

Preparation and application of alcohol based deep eutectic solvents for extraction of curcumin in food samples prior to its spectrophotometric determination

N Altunay, A Elik, R Gürkan - Food chemistry, 2020 - Elsevier
In this study, a novel, simple and economic vortex-assisted alcohol-based deep eutectic
solvent microextraction (VA-DES-ME) procedure has been developed for the …

Towards green analysis of curcumin from tea, honey and spices: Extraction by deep eutectic solvent assisted emulsification liquid-liquid microextraction method based …

N Altunay, Y Unal, A Elik - Food Additives & Contaminants: Part A, 2020 - Taylor & Francis
ABSTRACT A fast, cheap and green analytical method was developed for the determination
and extraction of curcumin in tea, honey, and spices using deep eutectic solvent-assisted …

Quick supramolecular solvent-based microextraction for quantification of low curcuminoid content in food

N Caballero-Casero, M Ocak, Ü Ocak… - Analytical and bioanalytical …, 2014 - Springer
There is a need to monitor the consumption of curcuminoids, an EU-permitted natural colour
in food, to ensure that acceptable daily intakes are not exceeded, especially by young …

An environmentally friendly method based on micro-cloud point extraction for determination of trace amount of quercetin in food and fruit juice samples

R Khani, R Sheykhi, G Bagherzade - Food chemistry, 2019 - Elsevier
This study was conducted for quantitative determination of quercetin in food and fruit juice
samples based on a green, fast, and accurate method namely, micro-cloud point extraction …

Application of aeration‐assisted homogeneous liquid–liquid microextraction procedure using Box–Behnken design for determination of curcumin by HPLC

N Khorshidi, M Rahimi… - Journal of separation …, 2020 - Wiley Online Library
A simple, efficient, and rapid sample preparation method based on aeration‐assisted
homogeneous liquid–liquid microextraction was developed for determination of curcumin in …

Supramolecular solvent-liquid-liquid microextraction followed by smartphone digital image colorimetry for the determination of curcumin in food samples

J Caleb, U Alshana - Sustainable Chemistry and Pharmacy, 2021 - Elsevier
Smartphone digital image colorimetry (SDIC) was coupled with supramolecular solvent-
based liquid-liquid microextraction (SMS-LLME) for the determination of curcumin. Images …

Solvent terminated natural deep eutectic solvent microextraction for concentration of curcuminoids in Curcumae Longae Rhizoma and turmeric tea

L Yang, L Xie, X Chen, X Bai… - Journal of Separation …, 2022 - Wiley Online Library
A novel solvent terminated microextraction method based on a natural deep eutectic solvent
(L‐menthol and lactic acid at a molar ratio of 1: 2) coupled with high‐performance liquid …