Wine, 2. Chemical and Physical Composition

Ralph E. Kunkee

Ralph E. Kunkee

Dept. of Viticulture and Enology, University of California, Davis, United States

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Heinz R. Eschnauer

Heinz R. Eschnauer

Institut für Önologie, Ober-Ingelheim, Germany

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First published: 25 July 2016
Citations: 3

Abstract

The article contains sections titled:

1. Introduction
2. Extract
3. Physical Characteristics
3.1. Density
3.2. Temperature
3.3. Viscosity
3.4. Surface Tension and Tears
3.5. Refractive Index
4. Chemical Composition
4.1. Organic Constituents
4.1.1. Carbohydrates
4.1.2. Aldehydes
4.1.3. Organic Acids and Carbonic Acid
4.1.4. Alcohols
4.1.5. Esters and Other Aroma Substances
4.1.6. Polyphenols
4.1.7. Nitrogenous Compounds
4.1.8. Vitamins
4.2. Inorganic Constituents
4.2.1. Enological Trace Concentrations
4.2.2. Metal Depletion in the Fermentation and Preparation of Wine
4.2.3. Enological Sample Bank
4.2.4. Essential Trace Elements in Wine
4.2.5. Micronutrients for Vitis vinifera
4.2.6. Enological Trace Element Taxonometry
4.2.7. Enological Isotopic Taxonometry
4.2.8. Enological Element Analysis

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