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27–31 May 2024
IAEA - Headquarters
Europe/Vienna timezone

Enhancing Coffee Sector Integrity through Multispectral Microscopy

Not scheduled
20m
IAEA - Headquarters

IAEA - Headquarters

Vienna International Center Wagramer Strasse 5, 1400 Vienna, Austria
Oral Food authenticity and fighting food fraud

Speaker

Guilherme Post Sabin (OpenScience)

Description

The roasted and ground coffee sector faces a regulatory challenge with a lack of a specific method for detecting adulteration fraud, highlighting the need for more robust approaches. In collaboration with Brazil's Ministry of Agriculture, Livestock, and Supply (MAPA), OpenScience developed a multispectral microscope for scientific fraud detection in coffee. MAPA provided 142 samples for analysis, including arabica and robusta coffee with common adulterants. Spectra from images underwent Principal Component Analysis (PCA), flagging impurities. For distinguishing coffee types, a Partial Least Squares-Discriminant Analysis (PLS-DA) model was applied, offering a swift fraud control solution. This innovation not only addresses regulatory gaps but also establishes a robust industry standard, ensuring coffee quality. These technologies enhance transparency, providing a tool for authorities and producers. Efficient fraud detection is crucial for preserving the sector's integrity and global economic significance, making it vital to pursue more effective methods. The project's promising results showcase its potential in maintaining the coffee sector's reputation and authenticity.

Country Brazil
Affiliation OPENSCIENCE
Email address gpsabin@openscience.com.br
Confirm that the paper is original and has not been published anywhere else the paper is original and has not been published anywhere else
TRAC Food authenticity and fighting food fraud

Author

Guilherme Post Sabin (OpenScience)

Co-authors

Daniel Lucas Dantas de Freitas (OPENSCIENCE) Hanna Vitória de Oliveira Silva (OPENSCIENCE) Lincolm Ferreira de Aguiar (UFCSPA) Paulo Gustavo Celso (Federal Laboratory of Animal and Plant Health and Inspection - LFDA/RS)

Presentation materials

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