Phenolic Profiles of Raw Apricots, Pumpkins, and Their Purees in

As fruits are the costliest ingredients in nectars and jams, potentially the most .... Gradient elution was employed with a mobile phase A consisting ...
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J. Agric. Food Chem. 2005, 53, 4836−4842

Phenolic Profiles of Raw Apricots, Pumpkins, and Their Purees in the Evaluation of Apricot Nectar and Jam Authenticity VERICA DRAGOVIC-UZELAC,* KARMELA DELONGA, BRANKA LEVAJ, SENKA DJAKOVIC, AND JASNA POSPISIL Faculty of Food Technology and Biotechnology, University of Zagreb, Pierottijeva 6, Zagreb 10000, Croatia

The possibility of proving the undeclared addition of pumpkin puree in apricot nectars and jams has been investigated by using the phenol compound fingerprint and sensory evaluation. The cheaper pumpkin admixtures in apricot nectars and jams could not be detected by the sensory evaluation, particularly if present in quantities of