Table 2.
Percentage composition of each class of identified compounds.
| Class of Compounds | FEO | LEO | SEO |
|---|---|---|---|
| % | |||
| nonterpenic compounds | |||
| hydrocarbons | tr a | 0.1 | tr |
| alcohols | tr | tr | tr |
| aldehydes | 0.1 | tr | tr |
| ketones | tr | / b | tr |
| esters | 0.7 | 0.6 | 0.4 |
| acids | tr | tr | 0.1 |
| aromatic compounds | tr | tr | 0.2 |
| heterocyclic compounds (furan) | tr | tr | / |
| subtotal | 0.8 | 0.7 | 0.7 |
| monoterpenes | |||
| monoterpene hydrocarbons | 1.1 | 0.9 | 0.6 |
| summ | 1.1 | 0.9 | 0.6 |
| oxygenated monoterpenes | |||
| monoterpene alcohols | 16.4 | 13.7 | 13.0 |
| monoterpene aldehydes | tr | 0.7 | 0.5 |
| monoterpene ketones | 71.6 | 69.1 | 59.6 |
| monoterpene esters | 0.5 | tr | tr |
| monoterpene ethers | 2.0 | 5.9 | 1.8 |
| summ | 90.5 | 89.4 | 74.9 |
| subtotal | 91.6 | 90.3 | 75.5 |
| phenylpropanoids | tr | tr | tr |
| subtotal | tr | tr | tr |
| sesquiterpenes | |||
| sesquiterpene hydrocarbons | 2.7 | 4.5 | 10.9 |
| summ | 2.7 | 4.5 | 10.9 |
| oxygenated sesquiterpenes | |||
| sesquiterpene alcohols | 2.0 | 2.3 | 5.7 |
| sesquiterpene epoxides | 0.3 | 0.2 | 1.3 |
| summ | 2.3 | 2.5 | 7.0 |
| subtotal | 5.0 | 7.0 | 17.9 |
| total | 97.4 | 98.0 | 94.1 |
a tr—compounds identified in amounts less than 0.1%; b/- not identified.