Living with Breakthrough: Two-Dimensional Liquid-Chromatography Separations of a Water-Soluble Synthetically Grafted Bio-Polymer

Autor: H.C. van de Ven, J. Purmova, G. Groeneveld, Tijmen S. Bos, A.F.G. Gargano, Sj. van der Wal, Y. Mengerink, Peter J. Schoenmakers

Publikováno v: Separations, Vol 7, Iss 3, p 41 (2020)

In this study, we evaluate the use of various two-dimensional liquid chromatographic methods to characterize water-soluble, synthetically grafted bio-polymers, consisting of long poly(acrylic acid) chains and short maltodextrin grafts. The confirmati

Externí odkaz: https://doaj.org/article/c1e0fd61227943038ed49d9ce6891fa0

Switching solvent and enhancing analyte concentrations in small effluent fractions using incolumn focusing

Autor: Peter J. Schoenmakers, Andrea F.G. Gargano, H.C. van de Ven, Sj. van der Wal

Publikováno v: van de Ven, H C, Gargano, A F G, van der Wal, S & Schoenmakers, P J 2016, ' Switching solvent and enhancing analyte concentrations in small effluent fractions using incolumn focusing. ', Journal of Chromatography A, vol. 1427, pp. 90-95 . https://doi.org/10.1016/j.chroma.2015.11.082
Journal of Chromatography A, 1427, 90-95. Elsevier

A novel approach to achieve solvent switching and focusing of sub-column-volume analyte fractions in liquid chromatography is presented. By altering the temperature between loading and elution in back-flush mode, solvent transfer of analytes and focu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c29d4db8370cbfc2b5936bfbabf19a3e
https://research.vu.nl/en/publications/50315c6c-c6e3-408c-8f7f-00c3df153143

Fast in vitro hydrolytic degradation of polyester urethane acrylate biomaterials: Structure elucidation, separation and quantification of degradation products

Autor: Sj. van der Wal, P.G. Verschuren, J. Berard, Bartholomeus Johannes Margretha Plum, Abdul Ghaffar, Peter J. Schoenmakers, T. Handels, A.A. Dias, J.A.J. Geenevasen

Publikováno v: Journal of Chromatography A, 1218(3), 449-458. Elsevier

Synthetic biomaterials have evoked extensive interest for applications in the field of health care. Prior to administration to the body a quantitative study is necessary to evaluate their composition. An in vitro method was developed for the quick hy

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::95b3a980049cf897edb232055297929d
https://doi.org/10.1016/j.chroma.2010.11.053

Low-molecular-weight model study of peroxide cross-linking of ethylene–propylene–diene rubber using gas chromatography and mass spectrometry

Autor: R. Peters, C.G. de Koster, G.T.C. Kwakkenbos, M. van Duin, Ynze Mengerink, R.A.T.M. van Benthem, Peter J. Schoenmakers, D. Tonoli, Sj. van der Wal

Publikováno v: Journal of Chromatography A. 1201:151-160

The dicumyl-peroxide-initiated addition and combination reactions of mixtures of alkanes (n-octane, n-decane) and alkenes [5,6-dihydrodicyclopentadiene (DCPDH), 5-ethylidene-2-norbornane (ENBH) and 5-vinylidene-2-norbornane (VNBH)] were studied to mi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cccebe7c2ddc3b6fa9e014192fa4dcbe
https://doi.org/10.1016/j.chroma.2008.05.067

Semi-Quantitative Determination of Free Cyclic and Linear Polytetrahydrofurane in Coatings Using Critical Chromatography

Autor: R. Domingo, T. Ho, R. Peters, J. Julian, Sj. van der Wal, Ynze Mengerink, F. Derks

Publikováno v: Chromatographia. 58:523-530

Liquid chromatography at critical conditions (LCCC) is being used more frequently, especially for the determination of cyclic structures in a matrix of the parent linear molecules, analyses that cannot be performed easily by other techniques. In prac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b179452d0f01d6e1355552b4d50acae1
https://doi.org/10.1365/s10337-003-0061-3