Continuous control of water activity during biocatalysis in organic media

Ernst Wehtje, Ingemar Svensson, Patrick Adlercreutz, Bo Mattiasson

    Research output: Contribution to journalArticlepeer-review

    Abstract

    This paper describes a newly developed technique to adjust and control the water activity in enzymatic reactions in organic media. A saturated salt solution of known water activity is circulated inside a silicone tube, submerged into the reaction medium. The circulating solution can both absorb and release water. Water activity control during lipase catalyzed esterification was demonstrated with diisopropyl ether as solvent.

    Original languageEnglish
    Pages (from-to)873-878
    Number of pages6
    JournalBiotechnology Techniques
    Volume7
    Issue number12
    DOIs
    Publication statusPublished - 1993 Dec 1

    Subject classification (UKÄ)

    • Biocatalysis and Enzyme Technology

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