Quantitative determination of caffeine, formic acid, trigonelline and 5-(hydroxymethyl)furfural in soluble coffees by 1H NMR spectrometry.
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I. Berregi | G. del Campo | R. Caracena | Gloria del Campo | Iñaki Berregi | Raúl Caracena | Juan Zuriarrain | J. Zuriarrain
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