Acidity refers to the “fresh, tart and sour” attributes of a wine [2].
Organic acids that are more volatile or more easily vaporized than fixed acid.
One of the nonvolatile acid present in wine that can add “freshness” to wine.
Amount of sugar after the fermentation process.
Amount of salt in the wine.
Amount of free form of S02 preventing microbial growth and the oxidation of wine.
Amount of free and bound forms of sulfur dioxide gas (S02).
density of water depending on the percent alcohol and sugar content.
level (0–14) of acidity or alkalinity of a solution. Most wines are between 3.3–3.7.
A wine additive which can contribute to sulfur dioxide gas (S02) levels.
Percent of alcohol content of the wine.