The essential oil of Alpinia galanga s,roots collected from Xieng Khoang province, Lao in November 2009 was isolated by steam distillation to give oil yield was 0.75% and analyzed by Capillary GC and GC/MS, twenty night components have been identified accounting more than 95.8% of the oil. The major constituents of this oil appeared to be 1,8-cineole (67.9%) and α-pinene (7.0%).
Keywords: Alpinia galanga, essential oil, Laos, 1,8-cineol, α-pinene.
Do Ngoc Dai
IEBR - VAST
Tran Dinh Thang
Faculty of Chemistry, Vinh University
(Journal of Biological Technology, 8(3A): 441-444)