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High-performance liquid chromatography (HPLC) coupled with electrospray tandem mass spectrometry (ESI-MS-MS) and diode array detection (DAD) was used to identify and simultaneously determine eight(More)
A simple high performance liquid chromatographic method has been developed for the determination of nine flavonoids in Herba Epimedii, including quercetin-3-O-glucoside, epimedin A, hexandraside A,(More)
Electrospray ionization multi-stage tandem mass spectrometry (ESI-MSn) and liquid chromatography coupled with on-line electrospray ionization tandem mass spectrometry (LC/ESI-MSn) were performed to(More)
High-performance liquid chromatography coupled with electrospray tandem mass spectrometry (HPLC-ESI/MS) and evaporative light scattering detection (HPLC-ELSD), respectively, has been performed for(More)
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