Table 6.
Stability study results of 14 analytes.
| Compound | 0 h (mg/g) |
2 h (mg/g) |
4 h (mg/g) |
6 h (mg/g) |
8 h (mg/g) |
10 h (mg/g) |
12 h (mg/g) |
RSD% |
|---|---|---|---|---|---|---|---|---|
| Rehmannioside D | 0.28387 | 0.29758 | 0.28751 | 0.27986 | 0.28424 | 0.28517 | 0.28306 | 1.97% |
| Morroniside | 2.73107 | 2.61553 | 2.63035 | 2.61832 | 2.67367 | 2.66227 | 2.64084 | 1.53% |
| Loganin | 1.42990 | 1.43415 | 1.45469 | 1.43699 | 1.42918 | 1.40613 | 1.43684 | 1.01% |
| Polygalaxanthone III | 0.04613 | 0.04684 | 0.04714 | 0.04891 | 0.04796 | 0.04685 | 0.04878 | 2.22% |
| Liquiritin | 0.47113 | 0.46881 | 0.47472 | 0.46043 | 0.47498 | 0.46801 | 0.47534 | 1.14% |
| Hyperoside | 0.58354 | 0.57778 | 0.56404 | 0.55416 | 0.56335 | 0.55998 | 0.56784 | 1.80% |
| Verbascoside | 0.12900 | 0.13135 | 0.12806 | 0.12895 | 0.12647 | 0.13206 | 0.13151 | 1.60% |
| 3′,6-Disinapoylsucrose | 0.57402 | 0.56734 | 0.58351 | 0.59466 | 0.59594 | 0.58482 | 0.56461 | 2.15% |
| Ginsenoside Re | 0.07292 | 0.07137 | 0.07278 | 0.07188 | 0.06977 | 0.0722 | 0.06956 | 1.90% |
| Ginsenoside Rg1 | 0.07888 | 0.07499 | 0.07763 | 0.07661 | 0.07514 | 0.07685 | 0.07432 | 2.12% |
| Ginsenoside Rb1 | 0.07890 | 0.07639 | 0.07756 | 0.07889 | 0.0775 | 0.07682 | 0.07864 | 1.30% |
| Tenuifolin | 0.02164 | 0.02209 | 0.02203 | 0.02193 | 0.02174 | 0.02252 | 0.02193 | 1.29% |
| Glycyrrhizic acid | 1.15635 | 1.15132 | 1.1506 | 1.14429 | 1.15882 | 1.15643 | 1.13918 | 0.62% |
| Schisandrin | 0.21346 | 0.21495 | 0.21659 | 0.21666 | 0.21509 | 0.21144 | 0.21711 | 0.94% |