Preparation and properties of silica gel with immobilized formazan group
- Authors: Konshina D.N.1, Danilova A.V.1, Temerdashev Z.A.1, Bolotin S.N.1, Gurinov A.A.2, Konshin V.V.1
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Affiliations:
- Kuban State University
- Center for Magnetic Resonance
- Issue: Vol 89, No 4 (2016)
- Pages: 590-597
- Section: Sorption and Ion Exchange Processes
- URL: https://journals.rcsi.science/1070-4272/article/view/213759
- DOI: https://doi.org/10.1134/S107042721604011X
- ID: 213759
Cite item
Abstract
A new sorption material, silica gel with covalently immobilized formazan group, was suggested and characterized. The material was prepared by coupling the immobilized aryldiazonium salt with benzaldehyde phenylhydrazone. The equilibrium and kinetic characteristics of the sorption of Cu(II), Co(II), Ni(II), and Cd(II) from solutions onto the modified silica gel were determined. The material proved to efficiently concentrate Cu(II) from multicomponent solutions. The coordination surrounding of Cu(II) in the complex on the sorbent surface was determined by ESR.
About the authors
Dzh. N. Konshina
Kuban State University
Email: organotin@mail.ru
Russian Federation, ul. Stavropol’slaya 149, Krasnodar, 350040
A. V. Danilova
Kuban State University
Email: organotin@mail.ru
Russian Federation, ul. Stavropol’slaya 149, Krasnodar, 350040
Z. A. Temerdashev
Kuban State University
Email: organotin@mail.ru
Russian Federation, ul. Stavropol’slaya 149, Krasnodar, 350040
S. N. Bolotin
Kuban State University
Email: organotin@mail.ru
Russian Federation, ul. Stavropol’slaya 149, Krasnodar, 350040
A. A. Gurinov
Center for Magnetic Resonance
Email: organotin@mail.ru
Russian Federation, Universitetskii pr. 26, St. Petersburg, 198504
V. V. Konshin
Kuban State University
Author for correspondence.
Email: organotin@mail.ru
Russian Federation, ul. Stavropol’slaya 149, Krasnodar, 350040
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