Table 4.
Chemical composition (%) of vapor phase L. nobilis, S. officinalis and S. sclarea hydrolates (HYs).
| N° | Component 1 | LRI 2 | LRI 3 | L. nobilis (%) 4 | S. officinalis (%) 5 | S. sclarea (%) 6 |
|---|---|---|---|---|---|---|
| 1 | 1,8-cineole | 1028 | 1027 | 65.1 | 61.4 | - |
| 2 | β-terpinene | 1035 | 1036 | - | 2.3 | - |
| 3 | β-ocimene | 1038 | 1037 | 0.6 | - | - |
| 4 | linalool | 1090 | 1092 | - | - | 89.5 |
| 5 | α-thujone | 1095 | 1097.4 | 11.1 | 8.4 | - |
| 6 | β-thujone | 1106 | 1108.3 | 4.7 | 3.4 | - |
| 7 | camphor | 1123 | 1126 | 9.1 | 22.5 | - |
| 8 | borneol | 1148 | 1152 | 8.4 | - | - |
| 9 | α-terpineol | 1180 | 1183 | - | - | 10.5 |
| 10 | bornyl acetate | 1271 | 1275 | - | 1.4 | - |
| 11 | α-terpinyl acetate | 1350 | 1353 | 1.0 | 0.6 | - |
| SUM | 100.0 | 100.0 | 100.0 | |||
| Monoterpene hydrocarbons | 0.6 | 2.3 | - | |||
| Oxygenated monoterpenes | 99.4 | 97.7 | 100.0 | |||
| Sesquiterpene hydrocarbons | - | - | - | |||
| Oxygenated sesquiterpenes | - | - | - | |||
| Others | - | - | - |
1 The components are reported according to their elution order on apolar column; 2 Linear Retention indices measured on apolar column; 3 Linear Retention indices from literature; 4 Percentage mean values of L. nobilis HY components (%); 5 Percentage mean values of S. officinalis HY components; 6 Percentage mean values of S. sclarea HY components—not detected.