AOAC Food Fraud Initiative Meeting Book (August 28, 2018)

Wheat Gluten Study Summary

Blank Sample

1% Melamine Added

0.1% Melamine Added Large degree of difference [melamine identified as adulterant] [8X larger signal]

Aqueous Extract

Same as control

Large degree of difference [melamine identified as adulterant]

Organic Extract

Poor Alignment

Poor Alignment Poor

Alignment

Procedure for NTS (Fingerprinting)

2

1

3

“Profiling” (in some cases)

12 S. Esslinger et al. / Food Research International 60 (2014)