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 …

Separation and preconcentration by a cloud point extraction procedure for determination of metals: an overview

CB Ojeda, FS Rojas - Analytical and Bioanalytical Chemistry, 2009 - Springer
Recently, cloud point extraction (CPE) has been an attractive subject as an alternative to
liquid–liquid extraction. The technique is based on the property of most non-ionic surfactants …

Cloud point extraction and flame atomic absorption spectrometric determination of cadmium (II), lead (II), palladium (II) and silver (I) in environmental samples

M Ghaedi, A Shokrollahi, K Niknam, E Niknam… - Journal of Hazardous …, 2009 - Elsevier
The phase-separation phenomenon of non-ionic surfactants occurring in aqueous solution
was used for the extraction of cadmium (II), lead (II), palladium (II) and silver (I). The …

Simultaneous preconcentration of copper, zinc, cadmium, and nickel in water samples by cloud point extraction using 4-(2-pyridylazo)-resorcinol and their …

EL Silva, P dos Santos Roldan, MF Giné - Journal of Hazardous Materials, 2009 - Elsevier
A procedure for simultaneous separation/preconcentration of copper, zinc, cadmium, and
nickel in water samples, based on cloud point extraction (CPE) as a prior step to their …

Determination of As, Cd, Cu, Hg and Pb in biological samples by modern electrothermal atomic absorption spectrometry

J Sardans, F Montes, J Peñuelas - Spectrochimica Acta Part B: Atomic …, 2010 - Elsevier
Pollution from heavy metals has increased in recent decades and has become an important
concern for environmental agencies. Arsenic, cadmium, copper, mercury and lead are …

Separation and preconcentration procedures for the determination of lead using spectrometric techniques: a review

MGA Korn, SLC Ferreira, JB Andrade, DS Jesus… - 2006 - repositorio.ufba.br
Lead is recognized worldwide as a poisonous metal. Thus, the determination of this element
is often required in environmental, biological, food and geological samples. However, these …

Simultaneous flow injection preconcentration of lead and cadmium using cloud point extraction and determination by atomic absorption spectrometry

EL Silva, P dos Santos Roldan - Journal of Hazardous Materials, 2009 - Elsevier
A flow injection (FI) micelle-mediated separation/preconcentration procedure for the
determination of lead and cadmium by flame atomic absorption spectrometry (FAAS) has …

Solid phase extraction of lead, cadmium and zinc on biodegradable polyhydroxybutyrate diethanol amine (PHB-DEA) polymer and their determination in water and …

M Tuzen, S Sahiner, B Hazer - Food chemistry, 2016 - Elsevier
A new biodegradable polyhydroxybutyrate diethanol amine (PHB-DEA) polymer was used
as adsorbent for the sensitive and selective separation, preconcentration and determination …

Combination of dispersive liquid–liquid microextraction with flame atomic absorption spectrometry using microsample introduction for determination of lead in water …

MT Naseri, P Hemmatkhah, MRM Hosseini… - Analytica chimica …, 2008 - Elsevier
The dispersive liquid–liquid microextraction (DLLME) was combined with the flame atomic
absorption spectrometry (FAAS) for determination of lead in the water samples …

Coupling cloud point extraction to instrumental detection systems for metal analysis

MF Silva, ES Cerutti, LD Martinez - Microchimica Acta, 2006 - Springer
The purpose of this article is to review and evaluate cloud point extraction of metals and its
coupling to different contemporary instrumental methods of analysis. This review covers a …