A new method for rapid identification of traditional Chinese medicine based on a new silver sol: using the SERS spectrum for quality control of flavonoids and flavonoid glycosides in <i>Potentilla discolor</i> Bge.
Menghan Du, Zeqi Sun, Minzhen Xie, Siqi Gu, Yongchao Chen, Qi Wang
Abstract
The effectiveness of cesium ions as focusing agents in enhancing Raman signals of flavonoids is demonstrated. By using cesium ions, Potentilla discolor Bge. samples from ten origins are characterized, and an efficient method is proposed for identification of traditional Chinese medicines.
Topics & Concepts
PotentillaIdentification (biology)Traditional medicineGlycosideRaman spectroscopyMaterials scienceChromatographyChemistryBotanyMedicineBiologyOrganic chemistryOpticsPhysicsTraditional Chinese Medicine AnalysisChromatography in Natural ProductsPhytochemistry and Biological Activities