Titania-Based Adsorbents for Hydrophilic Interaction Liquid Chromatographyстатья
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Дата последнего поиска статьи во внешних источниках: 3 ноября 2021 г.
Аннотация:Stationary phases based on titania are obtained by the adsorptive attachment of polyethyleneiminefollowed by crosslinking with 1,4-butanediol diglycidyl ether. The chromatographic properties of the adsorbents are studied using the Tanaka test for hydrophilic stationary phases and on an example of a separation of a model mixture of water-soluble B vitamins. It is shown that varying the amount of reagents at the stage of synthesis of the stationary phase affects the structure of the functional layer and thereby makes it possible to obtain a adsorbent with improved chromatographic characteristics.