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Constant current chronopotentiometric stripping of sulphated polysaccharides
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SYSNO ASEP 0333558 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Constant current chronopotentiometric stripping of sulphated polysaccharides Title Sulfátové polysacharidy: rozpouštěcí chronopotenciometrie konstantním proudem Author(s) Strmečki, S. (HR)
Plavšić, M. (HR)
Ćosović, B. (HR)
Ostatná, Veronika (BFU-R) RID, ORCID
Paleček, Emil (BFU-R) RID, ORCIDNumber of authors 5 Source Title Electrochemistry Communications. - : Elsevier - ISSN 1388-2481
Roč. 11, č. 10 (2009), s. 2032-2035Number of pages 4 s. Language eng - English Country NL - Netherlands Keywords sulphated polysaccharides ; ióta-carrageenan ; catalysis of hydrogen evolution Subject RIV BO - Biophysics R&D Projects GA301/07/0490 GA ČR - Czech Science Foundation (CSF) GP202/07/P497 GA ČR - Czech Science Foundation (CSF) LC06035 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) CEZ AV0Z50040507 - BFU-R (2005-2011) AV0Z50040702 - BFU-R (2007-2013) UT WOS 000271571300046 DOI 10.1016/j.elecom.2009.08.056 Annotation We show that electrochemically inactive molecules of polysaccharide (PS), if carrying sulphated groups (e.g. ióta-carrageenan and dextran sulphate) produce in buffered solutions two well-developed chronopotentiometric peaks HPS and H´PS (due to catalytic hydrogen evolution) at hanging mercury drop electrode. Nanomolar concentrations of ióta-carrageenan can be determined at moderate accumulation times. Workplace Institute of Biophysics Contact Jana Poláková, polakova@ibp.cz, Tel.: 541 517 244 Year of Publishing 2010
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