
Multi-Element Analysis and Origin Discrimination of Panax notoginseng Based on Inductively Coupled Plasma Tandem Mass Spectrometry (ICP-MS/MS)
https://doi.org/10.3390/molecules27092982 ” 4.1. Chemicals and Reagents Nitric acid 65% (HNO3) was purchased from Merck, USA, and hydrofluoric acid 49% (HF) was purchased from Aladdin Reagent


