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International Journal of Analytical Chemistry
Volume 2017, Article ID 7210463, 8 pages
Research Article

Comparison of Attenuated Total Reflectance Mid-Infrared, Near Infrared, and 1H-Nuclear Magnetic Resonance Spectroscopies for the Determination of Coffee’s Geographical Origin

1Chemistry Department, Universidad del Valle, AA 25360, Cali, Colombia
2Institut de Police Scientifique, Ecole des Sciences Criminelles, Université de Lausanne, 1015 Lausanne, Switzerland
3Grupo de Investigación Ciencias, Educación y Tecnología-CETIC, Programa de Química, Facultad de Ciencias Básicas, Universidad del Atlántico, Km 7 Antigua Vía Puerto Colombia, Barranquilla, Atlántico, Colombia
4Departamento de Ciencias Básicas, Universidad Jorge Tadeo Lozano, Bogotá, Colombia

Correspondence should be addressed to Julien Wist; oc.ude.ellavinuoerroc@tsiw.neiluj

Received 3 April 2017; Revised 1 August 2017; Accepted 30 August 2017; Published 1 November 2017

Academic Editor: Alban Ibraliu

Copyright © 2017 Jessica Medina et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Supplementary Material

The supplementary material contains the original spectra and the necessary R scripts, as a zip file, to reproduce the results presented in this manuscript.

  1. Supplementary Material