Pretreatment of various feedstocks for lactic acid production: detection of sugars, organic acids and furanics in liquid fractions

P.F.H. Harmsen, S.J.J. Lips, R.R.C. Bakker

    Research output: Contribution to conferenceConference paperAcademicpeer-review

    Abstract

    Barley straw, sugarcane bagasse and empty fruit bunches were pretreated under acid- and alkaline conditions. Solid phase was separated from the liquid phase and the concentration of dissolved monomeric sugars, organic acids and furanics was determined. Acid hydrolysis yielded monomeric xylose concentrations (max 20 g/l) whereas for alkaline hydrolysis less than 1 g/l was found. Organic acids and furanics were detected with high concentrations when dried empty fruit bunches were used. Acetic acid was found in all samples (max 3 g/l), concentrations were higher under alkaline conditions.
    Original languageEnglish
    Number of pages4
    Publication statusPublished - 2012
    EventThe EWLP 2012 - 12th European Workshop on Lignocellulosics and Pulp, Espoo, finland -
    Duration: 27 Aug 201230 Aug 2012

    Workshop

    WorkshopThe EWLP 2012 - 12th European Workshop on Lignocellulosics and Pulp, Espoo, finland
    Period27/08/1230/08/12

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