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Preparation of a so...
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Persson, JonasUmeå universitet,Kemiska institutionen
(författare)
Preparation of a sorbitol methacrylate grafted silica as stationary phase for hydrophilic interaction chromatography
- Artikel/kapitelEngelska2008
Förlag, utgivningsår, omfång ...
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2008-05-26
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Wiley,2008
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printrdacarrier
Nummerbeteckningar
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LIBRIS-ID:oai:DiVA.org:umu-9956
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https://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-9956URI
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https://doi.org/10.1002/jssc.200800020DOI
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Språk:engelska
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Sammanfattning på:engelska
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Ämneskategori:ref swepub-contenttype
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Ämneskategori:art swepub-publicationtype
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A new highly hydrophilic stationary phase based on graft polymerization of sorbitol methacrylate from the surface of Kromasil silica particles is described. Polymerization was initiated by thermal cleavage of tert-butyl hydroperoxide covalently attached to the silica particle surface. Due to the highly amphiphilic properties of the monomer, an extensive search was needed to find solvent conditions that enabled surface-initiated polymerization. This was finally solved by using a mixture of solvents that only partially dissolved the monomer. The graft polymerization was confirmed by Fourier transform infrared spectroscopy and elemental analysis. The resulting stationary phase was evaluated by HPLC and exhibited a selectivity markedly different from that of commercially available columns and of neat silica.
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Biuppslag (personer, institutioner, konferenser, titlar ...)
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Hemström, PetrusUmeå universitet,Kemiska institutionen(Swepub:umu)pehe0001
(författare)
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Irgum, KnutUmeå universitet,Kemiska institutionen(Swepub:umu)knir0001
(författare)
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Umeå universitetKemiska institutionen
(creator_code:org_t)
Sammanhörande titlar
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Ingår i:Journal of Separation Science: Wiley31:9, s. 1504-15101615-93061615-9314
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