Table 1.
Chemical composition found in the essential oils from Nigeria ginger and turmeric rhizomes.
| Compound Name | Ginger | Turmeric | ||
|---|---|---|---|---|
| Retention time (min) | Percent total of compound (%) | Retention time (min) | Percent total of compound (%) | |
| exo-Norborneol | 3.663 | 0.27 | – | – |
| Eucalyptol | 5.194 | 2.75 | 5.200 | 76.46 |
| Linaloloxide | 6.511 | 0.06 | – | – |
| endo-Borneol | 8.589 | 1.31 | – | – |
| Furfural | 9.135 | 1.76 | – | – |
| α-Terpineol | 9.343 | 1.35 | 9.331 | 0.62 |
| Limonene | 12.625 | 1.21 | – | – |
| p-Cymene | – | – | 13.061 | 1.31 |
| γ-Terpinene | – | – | 14.350 | 3.32 |
| Oxirane | 18.358 | 0.45 | – | – |
| Citral | 18.869 | 0.56 | – | – |
| α-Terpinene | – | – | 19.151 | 4.41 |
| cis-Verbenol | 23.368 | 0.12 | – | – |
| Thunbergol | 23.961 | 0.84 | – | – |
| Squalene | 25.220 | 0.02 | – | – |
| Caryophyllene oxide | 25.504 | 0.42 | – | – |
| Nerolidol | 28.205 | 0.31 | – | – |
| α-Zingiberene | 43.08 | 17.4 | – | – |
| β-Sesquiphellandrene | 44.85 | 3.10 | – | – |
| Other components | – | 100% | – | 100% |