Comparison of Supercritical and Subcritical Extraction of Volatile Components from Mentha australis The volatile components of mint were extracted by supercritical carbon dioxide and subcritical butane extraction, and analyzed by GC-MS. The results showed that the yield of supercritical CO2 extraction was 2.5% and that of subcritical butane extraction was 1.4%. The GC-MS analysis of […]