Non on-destructive fluorescence spectroscopy combined with second-order calibration as a new strategy for the analysis of the illegal Sudan I dye in paprika powder

1. Monago-Maraña, O.
2. Eskildsen, C.E.
3. Muñoz de la Peña, A.
4. Galeano-Díaz, T.
5. Wold, J.P.