Table 4.
The relative response factors (RRFs) for sesquiterpene standards against zedoarondiol.
| Analytes | 256 nm a | 244 nm b | 214 nm c | |||||
|---|---|---|---|---|---|---|---|---|
| RRF | RSD/% | RRF | RSD/% | RRF | RSD/% | |||
| Zedo | 1.000 | 0.00 | 1.000 | 0.00 | 1.000 | 0.00 | ||
| Isoz | 1.085 | 1.7 | 0.986 | 2.0 | 1.626 | 8.2 | ||
| Aeru | 0.695 | 2.7 | 0.528 | 1.6 | 0.165 | 5.3 | ||
| Epox | 1.769 | 0.26 | 0.906 | 0.45 | 0.245 | 1.4 | ||
| Curc | 0.686 | 0.20 | 0.591 | 0.68 | 0.619 | 3.6 | ||
| Neoc | 48.935 | 9.4 | 4.328 | 4.2 | 0.287 | 5.6 | ||
| Curd | 45.192 | 4.5 | 4.017 | 2.5 | 0.270 | 0.89 | ||
| Germ | 2.133 | 0.49 | 1.194 | 0.41 | 0.067 | 1.3 | ||
| Fura | 78.789 | 15.4 | 5.345 | 4.7 | 0.078 | 2.4 | ||
a The maximum absorption wavelength of zedoarondiol, isozedoarondiol, aerugidiol, (4S,5S)-germacrone-4,5-epoxide and curcumenone; b The compromise wavelength for all analytes; c The maximum absorption wavelength of neocurdione, curdione, germacrone, furanodiene.