The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation

The aim of this work was to study the changes of the principal compounds of Sauvignon blanc grape must and wine during fermentation at the temperatures of 15, 18 and 24 °C and to compare the obtained results with the changes of redox potential. Among the changes of redox potential value, the levels...

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Main Authors: Aleksandra Kukec, Štefan Čelan, Mojmir Wondra, Marin Berovič
Format: Article
Language:English
Published: University of Zagreb Faculty of Food Technology and Biotechnology 2002-01-01
Series:Food Technology and Biotechnology
Subjects:
Online Access:http://hrcak.srce.hr/file/262950
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author Aleksandra Kukec
Štefan Čelan
Mojmir Wondra
Marin Berovič
author_facet Aleksandra Kukec
Štefan Čelan
Mojmir Wondra
Marin Berovič
author_sort Aleksandra Kukec
collection DOAJ
description The aim of this work was to study the changes of the principal compounds of Sauvignon blanc grape must and wine during fermentation at the temperatures of 15, 18 and 24 °C and to compare the obtained results with the changes of redox potential. Among the changes of redox potential value, the levels of oxygen partial pressure, biomass, concentrations of reductive sugars (glucose and fructose), ethanol, glycerol and pH value, a good correlation was found. Redox potential was found as a valuable indicator of yeast metabolic activity in wine fermentation that enables an insight and control of the fermentation process.
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spelling doaj.art-dca10b809b82432b90777ed54c8c4d202023-12-02T22:26:54ZengUniversity of Zagreb Faculty of Food Technology and BiotechnologyFood Technology and Biotechnology1330-98621334-26062002-01-014014955The Role of On-line Redox Potential Measurement in Sauvignon blanc FermentationAleksandra Kukec0Štefan Čelan1Mojmir Wondra2Marin Berovič3Scientific Research Centre Bistra Ptuj, Slovenski trg 6, SI-2250 Ptuj, SloveniaScientific Research Centre Bistra Ptuj, Slovenski trg 6, SI-2250 Ptuj, SloveniaDepartment of Food Technology, Biotechnical Faculty, University of Ljubljana, Jamnikarjeva 101, SI-1000 Ljubljana, SloveniaDepartment of Chemical, Biochemical and Ecology Engineering, University of Ljubljana, Hajdrihova 19, SI-1115 Ljubljana, SloveniaThe aim of this work was to study the changes of the principal compounds of Sauvignon blanc grape must and wine during fermentation at the temperatures of 15, 18 and 24 °C and to compare the obtained results with the changes of redox potential. Among the changes of redox potential value, the levels of oxygen partial pressure, biomass, concentrations of reductive sugars (glucose and fructose), ethanol, glycerol and pH value, a good correlation was found. Redox potential was found as a valuable indicator of yeast metabolic activity in wine fermentation that enables an insight and control of the fermentation process.http://hrcak.srce.hr/file/262950redox potentialSacharomyces cerevisiaeSauvignon blancgrape juice fermentation
spellingShingle Aleksandra Kukec
Štefan Čelan
Mojmir Wondra
Marin Berovič
The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
Food Technology and Biotechnology
redox potential
Sacharomyces cerevisiae
Sauvignon blanc
grape juice fermentation
title The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
title_full The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
title_fullStr The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
title_full_unstemmed The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
title_short The Role of On-line Redox Potential Measurement in Sauvignon blanc Fermentation
title_sort role of on line redox potential measurement in sauvignon blanc fermentation
topic redox potential
Sacharomyces cerevisiae
Sauvignon blanc
grape juice fermentation
url http://hrcak.srce.hr/file/262950
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