[Determination of contents of amygdalin in traditional and granular decoctions of Maxingshigan decoction by HPLC]

To determine the contents of amygdalin in traditional and granular decoctions of Maxingshigan decoction.The determination was carried out by HPLC with an ODS column and a mobile phase of water-methanol (23:77) at 215 nm.The content of amygdalin in traditional decoction of Maxingshigan Decoction was 17.74 mg/g and 24.80 mg/g in granular one.The content of glycyrrhizic acid in traditional decoction of Maxingshigan decoction is obviously higher than that in granular one.