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3. Classification of variety musts by statistical analysis of their electrophoretic protein pattern

Author

González-Lara, R., Correa, I., Polo, María Carmen, Martín-Álvarez, Pedro J., Ramos González, María Mercedes, González-Lara, R., Correa, I., Polo, María Carmen, Martín-Álvarez, Pedro J., and Ramos González, María Mercedes

Abstract

Unsupervised classification techniques (Principal Components Analysis and Cluster Analysis) have been applied to electrophoretic analytical data from seventeen grape must samples of six different cultivars. A good grouping of samples according to their cultivar has been obtained.

Published
1989

5. A selective separation of alcoholic beverages and distilled wines by gas chromatography.

Author

González LM and González-Lara R

Subjects
1-Propanol analysis, Acetates analysis, Butyrates analysis, Methanol analysis, Alcoholic Beverages analysis, Chromatography, Gas methods, Wine analysis
Abstract

The MFE-Vinicol column (Análisis Vínicos; Spain) was developed for the analysis of alcoholic beverages. Fusel alcohols at low concentrations, including 2-propanol, methanol, ethyl acetate, and ethyl butyrate, are determined by a single temperature-programmed analysis using this column. This column has important advantages over the official columns recommended by the Association of Official Analytical Chemists and other official methods for this kind of analysis.

Published
1994
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