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Recovery study of thymol and carvacrol in T. vulgaris L. essential oil by HPLC method
| Concentration in sample (µg/ml)* | Added (µg/ml) | Found (µg/ml)* | Recovery (%) | Mean of Recovery% | |
|---|---|---|---|---|---|
| Thymol | 40.4 ± 0.8 | 20 | 59.6 ± 0.6 | 98.7 ± 1.6 | 97.7 ± 2.0 |
| 50 | 87.4 ± 1.2 | 96.7 ± 1.7 | |||
| Carvacrol | 4.3 ± 0.05 | 2 | 6.2 ± 0.03 | 98.4 ± 0.7 | 97.6 ± 1.4 |
| 5 | 9.0 ± 0.1 | 96.8 ± 1.5 |
