Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface

Zeta potential is a surface characteristic formed on the solid surface and liquid interface. It is an interesting way to describe the surface properties of materials; thus, a series of four homemade polar embedded stationary phases that contain phosphate groups incorporated into hydrophobic ligands...

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Main Authors: Mikołaj Dembek, Szymon Bocian, Bogusław Buszewski
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/27/3/968
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author Mikołaj Dembek
Szymon Bocian
Bogusław Buszewski
author_facet Mikołaj Dembek
Szymon Bocian
Bogusław Buszewski
author_sort Mikołaj Dembek
collection DOAJ
description Zeta potential is a surface characteristic formed on the solid surface and liquid interface. It is an interesting way to describe the surface properties of materials; thus, a series of four homemade polar embedded stationary phases that contain phosphate groups incorporated into hydrophobic ligands were investigated according to surface zeta potential. Measurements were carried out using Zetasizer Nano ZS for the stationary phases suspensions prepared in various solvent and solvent binary mixtures. The negative zeta potential values were obtained for most cases due to negatively charged residual silanols and phosphate groups. However, in some solvents: tetrahydrofuran, isopropanol, and toluene zeta potential are positive. Additionally, it was observed that the zeta potential seems to be independent of the type of silica gel used for the stationary phase synthesis.
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spelling doaj.art-290fed1ba4364777ba01a7aa11728fde2023-11-23T17:15:27ZengMDPI AGMolecules1420-30492022-01-0127396810.3390/molecules27030968Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase InterfaceMikołaj Dembek0Szymon Bocian1Bogusław Buszewski2Chair of Environmental Chemistry and Bioanalytics, Faculty of Chemistry, Nicolaus Copernicus University, 7 Gagarin St., 87-100 Toruń, PolandChair of Environmental Chemistry and Bioanalytics, Faculty of Chemistry, Nicolaus Copernicus University, 7 Gagarin St., 87-100 Toruń, PolandChair of Environmental Chemistry and Bioanalytics, Faculty of Chemistry, Nicolaus Copernicus University, 7 Gagarin St., 87-100 Toruń, PolandZeta potential is a surface characteristic formed on the solid surface and liquid interface. It is an interesting way to describe the surface properties of materials; thus, a series of four homemade polar embedded stationary phases that contain phosphate groups incorporated into hydrophobic ligands were investigated according to surface zeta potential. Measurements were carried out using Zetasizer Nano ZS for the stationary phases suspensions prepared in various solvent and solvent binary mixtures. The negative zeta potential values were obtained for most cases due to negatively charged residual silanols and phosphate groups. However, in some solvents: tetrahydrofuran, isopropanol, and toluene zeta potential are positive. Additionally, it was observed that the zeta potential seems to be independent of the type of silica gel used for the stationary phase synthesis.https://www.mdpi.com/1420-3049/27/3/968zeta potentialstationary phasesolventsurface
spellingShingle Mikołaj Dembek
Szymon Bocian
Bogusław Buszewski
Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
Molecules
zeta potential
stationary phase
solvent
surface
title Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
title_full Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
title_fullStr Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
title_full_unstemmed Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
title_short Solvent Influence on Zeta Potential of Stationary Phase—Mobile Phase Interface
title_sort solvent influence on zeta potential of stationary phase mobile phase interface
topic zeta potential
stationary phase
solvent
surface
url https://www.mdpi.com/1420-3049/27/3/968
work_keys_str_mv AT mikołajdembek solventinfluenceonzetapotentialofstationaryphasemobilephaseinterface
AT szymonbocian solventinfluenceonzetapotentialofstationaryphasemobilephaseinterface
AT bogusławbuszewski solventinfluenceonzetapotentialofstationaryphasemobilephaseinterface