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Explorative study of apple juice fluorescence in relation to antioxidant properties

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Fig. 1 shows the EEM of four apple juices that represent each of the studied categories
Fig. 2. Results of the PARAFAC analysis on the total fluorescence spectra (EEM) in the apple juice samples as follows: (a) excitation spectra, (b) emission spectra, (c) scores, component 1 in comparison with component 2 and (d) scores, component 2 in compa

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