Baicalin in Yankeling Tablets on Ultisil LP-C18

Reference

Column Welch Ultisil LP-C18 4.6×250mm,5μm (P/N: 00208-31043)
Mobile Phase Methanol: water: phosphoric acid = 45:55:0.2
Detector 280 nm
Temperature Room Temperature
Flow Rate 1.0 ml/min
Injection Volume 10µl