A review on extraction, preconcentration and speciation of metal ions by sustainable cloud point extraction

S Mandal, S Lahiri - Microchemical Journal, 2022 - Elsevier
The cloud point extraction (CPE), a surfactant-based extraction and preconcentration
procedure of metal ions in trace level, has become an attractive area of research in the field …

Complex-forming organic ligands in cloud-point extraction of metal ions: a review

K Pytlakowska, V Kozik, M Dabioch - Talanta, 2013 - Elsevier
Cloud-point extraction (CPE), an easy, safe, environmentally friendly, rapid and inexpensive
methodology for preconcentration and separation of trace metals from aqueous solutions …

Cloud point extraction: A sustainable method of elemental preconcentration and speciation

P Samaddar, K Sen - Journal of Industrial and Engineering Chemistry, 2014 - Elsevier
Trace elements are gaining increasing attention of scientists working in various analytical
fields. Presence or absence of a trace element in a system seriously modifies its intrinsic …

Separation and preconcentration by cloud point extraction procedures for determination of ions: recent trends and applications

CB Ojeda, FS Rojas - Microchimica Acta, 2012 - Springer
The cloud point extraction procedure is an alternative to liquid–liquid extraction and based
on the phase separation that occurs in aqueous solutions of non-ionic surfactants when …

Indirect cloud point extraction and spectrophotometric determination of nitrite in water and meat products

N Pourreza, MR Fat'hi, A Hatami - Microchemical Journal, 2012 - Elsevier
A new indirect micelle mediated cloud point extraction method has been developed for
sensitive determination of trace amounts of nitrite by spectrophotometry. The method is …

Extraction and preconcentration of trace Al and Cr from vegetable samples by vortex-assisted ionic liquid-based dispersive liquid–liquid microextraction prior to atomic …

N Altunay, E Yıldırım, R Gürkan - Food chemistry, 2018 - Elsevier
In the study, a simple, and efficient microextraction approach, which is termed as vortex-
assisted ionic liquid-based dispersive liquid–liquid microextraction (VA-IL-DLLME), was …

A fluorescent sensor for Al (III) and colorimetric sensor for Fe (III) and Fe (II) based on a novel 8-hydroxyquinoline derivative

N Lashgari, A Badiei, G Mohammadi Ziarani - Journal of fluorescence, 2016 - Springer
A novel 8-hydroxyquinoline-based fluorescent and colorimetric chemosensor was designed,
synthesized and fully characterized. The sensor showed high selectivity and sensitivity …

An environment-friendly supramolecular solvent-based liquid–phase microextraction method for determination of aluminum in water and acid digested food samples …

EM Hafez, R El Sheikh, M Fathallah, AA Sayqal… - Microchemical …, 2019 - Elsevier
Aluminum (III) has high toxic impacts in some human pathologies like renal osteodystrophy,
Parkinson's and Alzheimer's disease. So, it is very important to assess and determine the …

Simultaneous preconcentration of cadmium and lead in water samples with silica gel and determination by flame atomic absorption spectrometry

H Xu, Y Wu, J Wang, X Shang, X Jiang - Journal of environmental sciences, 2013 - Elsevier
A new method that utilizes pretreated silica gel as an adsorbent has been developed for
simultaneous preconcentration of trace Cd (II) and Pb (II) prior to the measurement by flame …

Simultaneous determination of silver and gold nanoparticles by cloud point extraction and total reflection X-ray fluorescence analysis

Z Bahadir, L Torrent, M Hidalgo, E Marguí - Spectrochimica Acta Part B …, 2018 - Elsevier
While the nanoscale dimensions give metallic nanoparticles unique physical and chemical
properties, their potential release in the environment and subsequent effects on ecosystem …