Cloud Point Extraction Of Copper

Cloud point extraction for the determination of copper(II) is proposed after the formation of a complex with sulfapyridylazo resorcinol (SPAR) and later measurement by flame atomic absorption spectrometry (FAAS) using Triton X-100 as a surfactant
Cloud point methodology was successfully employed for preconcentration of trace copper, zinc, iron, and nickel prior to their determination by flame atomic absorption spectrometry (FAAS)
10/03/2003 · Thus the cloud point extraction of copper with 1-(2-thiazolylazo)-2-naphtol into the NS Triton X-114 phases is shown The using of 005% Triton X-114 solution for the extraction of copper allows to decrease the limit of metal determination to 027 ng ml −1 by the AAS
Cloud point extraction for the copper species was prepared at different buffered pH solutions The separation of by copper ion cloud point extractioninvolves prior formation of a complex with sufficient hydrophobic and the Amoxicillin drug to be extracted into the small volume of the surfactant-rich phase
Cloud point extraction was used with lipophilic Schiff base N,N′-bis(2-hydroxyacetophenone)-1,2-propanediimine (L) as a pre-concentration step prior to flame atomic absorption spectrometry determination of trace amounts of copper in water samples
A cloud point extraction method has been developed for preconcentration of Cu²⁺ ions Tergitol 15-s-7 and Tergitol 15-s-9 are nonionic surfactants used to form micellar media
31/01/2008 · Abstract Cloud point extraction has been used for preconcentration of trace amount of copper The analyte was complexed with 1,2-dihydroxyanthraquinone-3-sulfonic acid sodium salt, and octylphenoxypolyethoxyethanol was added as a surfactant
A novel polydentate Schiff base extractant, N,N′-bis(salicylideneaminoethyl)amine (H 2 L), was successfully used in a cloud point extraction of copper(II) from aqueous sulfate solutions
Abstract A cloud point extraction procedure was optimized for the separation and preconcentration of lead(II), cadmium(II), copper(II), and iron(III) ions in various water and canned stone samples
copper neocuproine Triton X-114 cloud point extraction The article is published in the original This is a preview of subscription content, log in to check access
Cloud point extraction for the copper species was prepared at different buffered pH solutions The separation of by copper ion cloud point extractioninvolves prior formation of a complex with sufficient hydrophobic and the Amoxicillin drug to be extracted into the small volume of …
A Comparative Study on the Cloud Point Extraction Behavior Abstract Cloud point extraction (CPE) experiments were carried out for separation of copper(II) from aqueous saline sulphate medium with the Schiff's base chelating extractant, N,N′-bis(salicylidene)ethylenediamine (H2SALEN), using the polyethoxylated alcohol Tergitol S as a
N Baghban et al, Cloud Point Extraction of Trace Amounts of Copper 87 Croat Chem Acta 85 (2012) 85 Rice stone Preparation One gram of rice stone was placed in a 100 mL beaker,
Study on the Cloud Point Extraction of Copper(II) from an Aqueous Sulfate Medium with N,N′-Bis(salicylideneaminoethyl)amine Polydentate Schiff Base into a Nonionic Surfactant Phase
Cloud point extraction for the determination of trace copper(II) in environmental samples using a new synthesized reagent and flame atomic absorption spectrometry
Abstract A simple and convenient method based on cloud point extraction was proposed for the deter- mination of copper The extraction was carried out in the presence of 2-[(2-mercaptophenylimino)-methyl]phenol (MPMP) as the chelating ligand and octylphenoxypolyethoxyethanol (Triton X-114) as the non-ionic surfactant
Journal of AOAC International 2012-9-14 Cloud point extraction of copper, lead, cadmium, and iron using 2,6-diamino-4-phenyl-1,3,5-triazine and nonionic surfactant, and their flame atomic absorption spectrometric determination in water and canned stone samples
Taguchi method was applied to optimize cloud point extraction (CPE) conditions for preconcentration and determination of trace amounts of copper by UV-Vis spectrophotometry Briefly, the copper ions formed complexes with neocuproine in aqueous solution; then, Triton X-114 (015%, w/v) was added and phase separation occurred upon heating to 60°C
A new cloud point microextraction method for preconcentration and determination of copper in water samples Gholamreza Khayatian*, Mahdi Hashemi & ultrasound-assisted cloud point extraction for determination of Cu(II) in various water samples has been developed Ultrasound-assisted cloud point preconcentration, Copper, Triton X-114
International Journal of ChemTech Research CODEN( USA): IJCRGG ISSN : 0974-4290 Vol5, No5, pp 2481-2486, July-Sept 2013 Sensitive Determination Of Copper By Cloud Point Extraction-
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D Citak and M Tuzen, “A novel preconcentration procedure using cloud point extraction for determination of lead, cobalt and copper in water and stone samples using flame atomic absorption spectrometry,” stone and stone Toxicology, vol 48, no 5, pp 1399–1404, 2010
Room temperature cloud point extraction: an application to preconcentration and spectrophotometric determination of Copper(II)
Study on the Cloud Point Extraction of Copper(II) from an Aqueous Sulfate Medium with N,N′-Bis(salicylideneaminoethyl)amine Polydentate Schiff Base into
Iran J Chem Chem Eng Vol 24, No4, 2005 Selective Cloud Point Extraction and Preconcentration of Copper by the Use of Dithizone as a Complexing Agent
10/03/2003 · Read "The cloud point extraction of copper(II) with monocarboxylic acids into non-ionic surfactant phase, Talanta" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips
International Journal of ChemTech Research CODEN( USA): IJCRGG ISSN : 0974-4290 Vol5, No5, pp 2481-2486, July-Sept 2013 Sensitive Determination Of Copper By Cloud Point Extraction-
24/02/2014 · Read "Cloud-point extraction, preconcentration and spectrophotometric determination of trace quantities of copper in food, water and biological samples, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at
Abstract 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 by inductively coupled plasma optic emission spectrometry (ICP-OES), has been developed
The aim of this work was the development of a green analytical procedure for determination of copper and iron in plant materials, exploiting microwave-assisted digestion with a diluted oxidant mixture and cloud point extraction with minimum reagent consumption

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