[Objectives] To determine the optimal preparation process of compound Ban Huang oral liquid. [Methods] Orthogonal test and other methods were used to optimize t
[Objectives] This study aimed to optimize the medium-pressure preparation process of high-purity ginsenoside Rg1 from triol saponins. [Methods] The reversed-pha
[Objectives] The moisture, ash and extract content of Dracocephalum tanguticum Maxim. were measured.[Methods] The moisture, total ash, acid-insoluble ash and ex