Comparative analysis of two species of Asari Radix et Rhizoma by electronic nose, headspace GC-MS and chemometrics

- Electronic nose could discriminate two species of Asari Radix et Rhizoma rapidly.
- 54 volatile components were identified in Asari Radix et Rhizoma by headspace GC-MS.
- 9 major components could be used as markers to distinguish these two species.