Huang, Shuai Identification of catechol as a new marker for detecting propolis adulteration. [electronic resource] - Molecules (Basel, Switzerland) Jul 2014 - 10208-17 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1420-3049 Standard No.: 10.3390/molecules190710208 doi Subjects--Topical Terms: AnimalsBeesCatechols--analysisPlant Extracts--chemistryPopulus--chemistryPropolis--analysis