Method for simultaneously determining contents of 10 chemical components in fourstamen stephania root and astragalus membranaceus decoction preparation by UHPLC-MS/MS (Ultra High Performance Liquid Chromatography-Mass Spectrograph)
A technology for the chemical composition of Fangji Huangqi Decoction, applied in measuring devices, scientific instruments, material separation, etc., can solve the problems of inability to measure the content, complex chemical composition, and little research on the chemical composition of Fangji Huangqi Decoction, etc., achieve short analysis period, High separation efficiency and high sensitivity
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[0021] Example 1: Method for simultaneous determination of 10 chemical components in Fangji Huangqi Decoction by UHPLC-MS / MS:
[0022] 1. Decoction pieces, instruments and reagents
[0023] 1.1 Source of decoction pieces: Astragalus membranaceus and Radix Glycyrrhiza were purchased from Nanjing Haichang Traditional Chinese Medicine Group (Nanjing, China); Fenfangji and Baizhu were purchased from Hebei Traditional Chinese Medicine Group (Hebei, China); they were all genuine products after being identified by Professor Chen Jianwei, School of Pharmacy, Nanjing University of Traditional Chinese Medicine .
[0024] 1.2 Instruments
[0025] Shimadzu CBM20Alite high performance liquid chromatography system (ShimadzuLC20ADXR pump, SPD20AUV detector, SIL20ACXR autosampler, CT020AC column thermostat); TripleQuadrupole5500 mass spectrometer (ABSCIEX, USA), ESI ion source; mass spectrometry workstation: Analyst TF 1.6; Ultrasonic cleaner (KQ-500, Kunshan Ultrasonic Instrument Co., Ltd....
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