Rapid discrimination of Notopterygium incisum and Notopterygium franchetii based on characteristic compound profiles detected by UHPLC‐QTOF‐MS/MS coupled with multivariate analysis

Introduction The herbs Notopterygium incisum (NI) and N. franchetii (NF) are referred to as “Qianghuo” in the Chinese Pharmacopeia and are popular for treatment of certain conditions, including headaches, rheumatoid arthritis and the common cold. Recently, several adulterations of NI and NF have been found in the Chinese herbal market. Objective The aim of this study was to rapidly identify the unique characteristic compounds of NI and NF, to...