Sorption of Quillaja saponaria Molina saponin with chitosan under equilibrium conditions
- Authors: Smuseva S.O.1, Mironenko N.V.1, Brezhneva T.A.1, Selemenev V.F.1, Grechkina M.V.1
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Affiliations:
- Voronezh State University
- Issue: Vol 87, No 8 (2017)
- Pages: 1775-1781
- Section: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/221045
- DOI: https://doi.org/10.1134/S1070363217080230
- ID: 221045
Cite item
Abstract
Equilibrium sorption of saponin from Quillaja saponaria Molina with chitosan has been analyzed. The shape of the sorption isotherm is determined by the competing processes of the glycoside association in the solution and its absorption with chitosan, as evidenced by the calculated absorption and association energies and the curves of chitosan dehydration accompanying the saponin sorption. Analysis of the chitosan surface during the saponin sorption by means of atomic force microscopy has revealed the structure-morphology features depending on the glycoside concentration in the external solution.
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About the authors
S. O. Smuseva
Voronezh State University
Author for correspondence.
Email: svetlana_smuseva@mail.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394006
N. V. Mironenko
Voronezh State University
Email: svetlana_smuseva@mail.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394006
T. A. Brezhneva
Voronezh State University
Email: svetlana_smuseva@mail.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394006
V. F. Selemenev
Voronezh State University
Email: svetlana_smuseva@mail.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394006
M. V. Grechkina
Voronezh State University
Email: svetlana_smuseva@mail.ru
Russian Federation, Universitetskaya pl. 1, Voronezh, 394006