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Nuclear Magnetic Resonance

An analysis method (in short NMR, magnetic nuclear magnetic resonance) developed by Professor Gérard Martin at the University of Nantes in the 1980s, which can be used to determine the authenticity of alcoholic beverages. That from the EU and from OIV Recognized and patented processes determine the structure of ethanol molecules. This allows wine adulteration be uncovered. Among other things, it can be clearly determined whether there has been an enrichment with granulated sugar and which one sugars (Cane sugar, beet sugar or RTK ) were used. Artificial added even in the smallest quantities flavorings can be identified relatively easily. By comparing values stored in a database based on representative wine samples, even the exact one can ancestry of a wine (also whether it is a particular winery). A DNA analysis method for the definition of the percentage of different varieties in a wine was discovered in 2002 by researchers at the INRA developed. A whole new method of analysis called metabolomics was tested at the Max Planck Institute. See also under molecular Genetics,

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