Quantification of Amygdalin in Nonbitter, Semibitter, and Bitter Almonds (Prunus dulcis) by UHPLC-(ESI)QqQ MS/MS Jihyun Lee, Gong Zhang, Elizabeth Wood, Cristian Rogel Castillo, and Alyson E. Mitchell Journal of Agricultural and Food Chemistry 2013 61 (32), 7754-7759