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Volatile Acidity

Jun 16 2022

Is Wine Analysis Important in Winemaking?

Maintaining good winemaking records is key to monitoring the quality of the wine. Many winemakers take good notes, recording processing steps as well as all ingredient and processing aid additions that go into the wine. However, maintaining adequate analytical records of wine is also important. As a consultant, I meet winemakers with a variety of […]

Written by Denise Gardner · Categorized: Blog, Cellar Tools · Tagged: VA, Volatile Acidity, Wine Analysis, Wine Consulting

Feb 13 2020

Acetic Acid Bacteria Growth in New Vintage Red Wine

A Case Study The Problem A freshly fermented batch of red wine, wine pH above 3.65, was put into a variable capacity tank (VCT). Following the completion of malolactic fermentation, approximately 50 ppm sulfur dioxide was added to the wine. The lid to the tank was floated on the surface of the wine and sealed. […]

Written by Denise Gardner · Categorized: Blog · Tagged: Dissolved Oxygen, Sanitation, VA, Volatile Acidity, Wine Flaws

Nov 14 2019

Testing Wine Post-Primary Fermentation

Is wine analysis important? If so, what should winemakers measure? Today’s blog post hopes to answer both of these questions for winemakers. While the world of wine analysis is extensive and offers anything from measuring the pH of the wine to identifying potential wine microbes, testing the wine for quality assurance practices does not have […]

Written by Denise Gardner · Categorized: Blog · Tagged: Acidity, pH, Sulfur Dioxide, Volatile Acidity

Mar 22 2019

pH Explained

A Winemaker’s Journey to Understanding Acid Chemistry One of the most common mistakes I hear winemakers make is when they reference a wine’s pH in response to someone else’s comment on how sour the wine tastes. We’ve all heard it. Someone: “The wine is a bit tart.” Winemaker: “Well, the pH is 3.24.” This simple […]

Written by Denise Gardner · Categorized: Blog, Darn Good Winemakers · Tagged: Acidity, Darn Good Winemakers, pH, VA, Volatile Acidity

Jan 03 2019

Jan. 14 – 18, 2019 “Oh, No! Wine Flaws” Online Course

Do you wish you were better at identifying when a flaw occurs during the winemaking process? Then don’t forget the “Oh, no! Wine Flaws” online course starts on January 14, 2019. It’s a short 5-day online course that will teach you how to make your own wine flaw sensory standards and review several technical wine […]

Written by Denise Gardner · Categorized: Blog · Tagged: Brettanomyces, Cork Taint, Green, H2S, Hydrogen Sulfide, Oxidation, Reduced, Sulfur Dioxide, VA, Volatile Acidity, Wine Education, Wine Faults, Wine Flaws

Dec 14 2018

“Oh, No! Wine Flaws” Online Class Registration Now Open…

Are you nervous to let other people taste your wine? In fact, are you regularly getting expert wine tasters to evaluate your wine? Having trained professionals that can identify wine flaws before the wine reaches a consumer can be an advantageous quality control strategy for wine brands. No human is perfect in our ability to […]

Written by Denise Gardner · Categorized: Blog · Tagged: Brettanomyces, Cork Taint, Green, H2S, Hydrogen Sulfide, Oxidation, Reduced, Sulfur Dioxide, VA, Volatile Acidity, Wine Education, Wine Faults, Wine Flaws

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