Chemical constituents of volatile oils from Catunaregam spinosa fruits Extraction of diterpenoids from Pteris semipinnata by supercritical CO2 fluid and their analysis with HPLC-MS Supercritical CO2 Extraction of Flavonoids from the Aerial Parts of Chinese Licorice (Glycyrrhiza uralensis Fisch.) Preparation of osthol by preparative high performance liquid chromatography Study on supercritical CO2 extraction of Xiaoyaosan and its GC-MS fingerprint Study on supercritical CO_2 extraction process of glycyrrhetic acid in Glycyrrhiza uralensis Removal of Cu, As and Pb from chrysoidine by supercritical CO2 extraction Study on the effective constituents of Spirulina platensis with supercritical fluid extraction and separation Optimization of extraction process for tannins from Geranium orientali-tibeticum by supercritical CO2 method