Search Results - "Uzhel, A.S."

Determination of full organic acid profiles in fruit juices and alcoholic beverages using novel chemically derivatized hyperbranched anion exchanger by Uzhel, A.S., Borodina, A.N., Gorbovskaya, A.V., Shpigun, O.A., Zatirakha, A.V.

“…•Novel anion exchanger for suppressed IC with unique selectivity toward organic acids.•Separation of mono- and divalent organic acids without organic solvent…”
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Prospects of using hyperbranched stationary phase based on poly(styrene-divinylbenzene) in mixed-mode chromatography by Popov, A.S., Spiridonov, K.A., Uzhel, A.S., Smolenkov, A.D., Chernobrovkina, A.V., Zatirakha, A.V.

“…•Applicability of resin based on hydrophobic substrate in mixed-mode chromatography.•Compatibility of prepared column with suppressed IC, HILIC, and RP HPLC…”
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Influence of hydrophilicity and shielding degree on the chromatographic properties of polyelectrolyte-grafted mixed-mode stationary phases by Gorbovskaia, A.V., Kvachenok, I.K., Chikurova, N.Yu, Chernobrovkina, A.V., Uzhel, A.S., Shpigun, O.A.

“…[Display omitted] •Polyelectrolyte-grafted mixed-mode stationary phases based on PS-DVB were synthesized.•The influence of resins hydrophilicity and substrate…”
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Corrigendum to “Polyelectrolyte-grafted mixed-mode stationary phases based on poly(styrene–divinylbenzene)” [Microchem. J. 199 (2024) 110075] by Gorbovskaia, A.V., Kvachenok, I.K., Stavrianidi, A.N., Chernobrovkina, A.V., Uzhel, A.S., Shpigun, O.A.

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Polyelectrolyte-grafted mixed-mode stationary phases based on poly(styrene–divinylbenzene) by Gorbovskaia, A.V., Kvachenok, I.K., Stavrianidi, A.N., Chernobrovkina, A.V., Uzhel, A.S., Shpigun, O.A.

“…[Display omitted] •Mixed-mode stationary phases with polyelectrolyte-grafted functional layer were prepared.•Obtained resins allowed the separation of 21…”
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Covalently-bonded hyperbranched poly(styrene-divinylbenzene)-based anion exchangers for ion chromatography by Uzhel, A.S., Zatirakha, A.V., Shchukina, O.I., Smolenkov, A.D., Shpigun, O.A.

“…•Method of covalent bonding of hyperbranched functional layers to PS-DVB substrate.•Selectivity variations and improvement with increasing branching of…”
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Novel polymer-based anion-exchangers with covalently-bonded functional layers of quaternized polyethyleneimine for ion chromatography by Shchukina, O.I., Zatirakha, A.V., Uzhel, A.S., Smolenkov, A.D., Shpigun, O.A.

“…For the first time novel pellicular anion-exchangers with functional layers of quaternized branched polyethyleneimine (PEI) covalently bonded to the surface of…”
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Manipulating selectivity of covalently-bonded hyperbranched anion exchangers toward organic acids. Part IV: General algorithm based on the variation of external part of the functional layer by Uzhel, A.S., Gorbovskaya, A.V., Shpigun, O.A., Zatirakha, A.V.

“…•Hyperbranched anion exchangers with alkanolamines in external part of the layer.•Independent effects of external amine characteristics on organic acids…”
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Quantification of inorganic anions and organic acids in apple and orange juices using novel covalently-bonded hyperbranched anion exchanger with improved selectivity by Uzhel, A.S., Zatirakha, A.V., Smolenkov, A.D., Shpigun, O.A.

“…•Highly selective covalently-bonded PS-DVB-based anion exchanger for suppressed IC.•Baseline resolution of glycolate, acetate, lactate, and formate with novel…”
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