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Showing 1 to 1 of 1 for “"Zwitterionic N-alkylbetaine silica phase"”.
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New thin shell silica particles and HILIC phases for liquid chromatography: synthesis, characterisation and functionalisation
… chemically functionalised with C18 ligand. A new zwitterionic N-alkyl betaine stationary phase containing quaternary ammonium ion and carboxylate ion groups was also functionalised on a 3.0µm porous silica particle (ExsilTM pure) by silane chemistry and further quaternisation with sodium …