Rapid Screening and Quantitative Determination of Active Components in Qing-Hua-Yu-Re-Formula Using UHPLC-Q-TOF/MS and HPLC-UV

<div>TIC chromatogram of QHYRF using UHPLC-Q-TOF/MS.</div>

Journal of Analytical Methods in Chemistry

Figure 1: Rapid Screening and Quantitative Determination of Active Components in Qing-Hua-Yu-Re-Formula Using UHPLC-Q-TOF/MS and HPLC-UV 