The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.

气相色谱-质谱(GC-MS)术析,鉴定出主要成为圆柚酮、D-柠檬烯、王草、-芳樟醇氧化物、糠醛、反-芳樟醇氧化物。