Affiliation: | 1. Instituto de Ciencias de la Vid y el Vino (UR‐CSIC‐GR), Department of Chemistry, University of La Rioja, Madre de Dios 51, E‐26006 Logro?o, La Rioja, Spain;2. Laboratory for Analysis and Enology, Department of Analytical Chemistry, Faculty of Sciences, University of Zaragoza, E‐50009 Zaragoza, Spain |