Isolation and Identification of Flavonoids (Example: Isolation of Quercetin from Onions)

Isolation and Identification of Flavonoids (Analytical Techniques) Extraction Maceration Solid-liquid extraction Shinoda test Chromatography (Separation Techniques) Thin-Layer Chromatography (TLC) Column Chromatography High-Performance Liquid Chromatography (HPLC) UPLC (ultra-performance LC) Paper chromatography Gas chromatography Capillary electrophoresis Spectroscopic Identification UV-Visible Spectroscopy Infrared (IR) Spectroscopy Mass Spectrometry (MS) Nuclear Magnetic Resonance (NMR) Spectroscopy Crystallography Colorimetric assays Quercetin