A colorimetric method for the quantitation of galacturonic acid

descriptionPublicationkeyboard_double_arrow_right Article 01 Oct 1993 English Publisher:Springer Science and Business Media LLCJournal:Applied Biochemistry and Biotechnology, volume 43, pages 51-54 (issn: 0273-2289, eissn: 1559-0291,

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Authors: Kimberley A. C. C. Taylor;

doi: 10.1007/bf02916430

A colorimetric method for the quantitation of galacturonic acid

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Abstract

A simple, colorimetric assay that is specific for galacturonic acid is presented. The assay uses sulfuric acid, carbazole, a controlled heat water bath, and a spectrophotometer. Galacturonic acid can be detected as free sugar or in polymer forms, such as pectin.

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University of Guelph
Canada

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