Category Archives: chemistry

Sulfur dioxide (SO2) in wine

Sulfur Dioxide: a Reality Today, the use of sulfur dioxide (SO2) is widely accepted as a useful winemaking aide. It is used as a preservative because of its anti-oxidative and anti-microbial properties in wine, but also as a cleaning agent for … Continue reading

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Legal additives to wine according to the TTB

A key point in natural wine is to avoid adding stuff to the wine during the process of making it. Many winemakers told me that they did not add anything to their wine. In other words, if they had an … Continue reading

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Wine Chemistry 101 on Sulfur

On Cory Cartwright’s blog, as a part of his “31 days of natural wine” series, the Bay area chemist Arjun Mendiratta has written an entertaining and dense post on sulfur. Here are important points we want to remember from his post: SO2 … Continue reading

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