Table 2.
Intra- and interassay precision and accuracy of the method for the determination of curdione and curcumol (n = 5).
| Analyte | Nominal (ng/mL) | Intraday | Interday | ||||
|---|---|---|---|---|---|---|---|
| Found (ng/mL) | RSD (%) | Accuracy (%) | Found (ng/mL) | RSD (%) | Accuracy (%) | ||
| Curdione | 6.66 | 7.83 ± 0.43 | 5.5 | 117.6 | 7.78 ± 0.64 | 8.3 | 116.9 |
| 26.65 | 28.14 ± 2.70 | 9.6 | 105.6 | 29.44 ± 3.18 | 10.9 | 110.5 | |
| 191.88 | 197.22 ± 4.06 | 2.1 | 102.8 | 190.23 ± 12.72 | 6.7 | 99.1 | |
|
| |||||||
| Curcumol | 16.23 | 18.99 ± 0.47 | 2.5 | 117.0 | 19.08 ± 0.88 | 4.7 | 117.6 |
| 64.90 | 67.48 ± 5.23 | 7.8 | 103.9 | 67.65 ± 6.99 | 10.4 | 104.2 | |
| 467.28 | 513.81 ± 5.12 | ′1.0 | 110.0 | 472.08 ± 61.87 | 13.2 | 101.0 | |