Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
HPLC chromatographic profiles of standards mixture (A); sample of Hu–gan–kang–yuan capsule (B); negative control sample without Moutan cortex (C); without Scutellariae radix (D); and without Polygoni cuspidate rhizome et radix (E). 1: baicalein, 2: paeonol, 3: wogonin, 4: emodin.
