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Spectrophotometric determination of ascorbic acid in grapes with the Prussian Blue reaction Cover

Spectrophotometric determination of ascorbic acid in grapes with the Prussian Blue reaction

Open Access
|Mar 2013

Abstract

The objective of the present work was to adapt the Prussian Blue reaction for the determination of ascorbic acid. The procedure was successfully applied for the determination of ascorbic acid in red and white grapes (Vitis vinifera L.) just previous ingathering. In the present work was used the red and white grapes from Murfatlar vineyard: Mamaia, Cabernet Sauvignon, Merlot, Pinot Noir, Chardonnay, Sauvignon, Muscat Ottonel and Riesling Italian. The results were situated in the range of 0.67 - 1.79 mg vitamin C/100g product for red grapes and respectively 0.50 - 1.49 mg vitamin C/100g for white grapes.

DOI: https://doi.org/10.2478/v10310-012-0029-y | Journal eISSN: 2286-038X | Journal ISSN: 1583-2430
Language: English
Page range: 174 - 179
Published on: Mar 22, 2013
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year
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© 2013 Nicoleta Matei, Simona Dobrinas, Gabriel Lucian Radu, published by Ovidius University of Constanta
This work is licensed under the Creative Commons License.