An effective and rapid HPLC-MS method for the simultaneous separation of the eight most abundant tea catechins, gallic acid, and caffeine was developed. These compounds were rapidly separated within 9 ...

On-line HPLC analysis of the antioxidant activity of phenolic compounds in brewed, paper-filtered coffee Análise por HPLC "on-line" da atividade antioxidante de compostos fenólicos em café preparado ...

Application of quality by design approach in RP-HPLC method development for simultaneous estimation of saxagliptin and dapagliflozin in tablet dosage form ...

Surface-enhanced Raman spectroscopy (SERS) is a powerful technique for vibrational spectroscopy, but analyzing mixtures in solution remains challenging due to spectral overlap. Integrating SERS with a ...