Table 4.
Recoveries and matrix effects of eleven compounds (n = 6).
| Compounds | Concentration (ng∗mL−1) | Recovery | Matrix effect | ||
|---|---|---|---|---|---|
| Mean (%) | RSD (%) | Mean (%) | RSD (%) | ||
| Paeoniflorin | 7.5 | 100 | 7.8 | 152 | 12 |
| 75 | 96.6 | 12 | 127 | 11 | |
| 750 | 83.6 | 12 | 146 | 12 | |
| Ecdysterone | 15 | 98.9 | 6.2 | 80.0 | 12 |
| 150 | 83.6 | 9.6 | 95.8 | 11 | |
| 1500 | 104 | 7.0 | 110 | 13 | |
| Amygdalin | 30 | 107 | 12 | 78.0 | 4.8 |
| 300 | 90.5 | 7.8 | 82.6 | 7.8 | |
| 3000 | 87.2 | 13 | 75.7 | 11 | |
| Mulberroside A | 30 | 78.7 | 4.9 | 84.3 | 5.6 |
| 300 | 92.0 | 15 | 76.0 | 14 | |
| 3000 | 76.6 | 5.9 | 73.7 | 8.2 | |
| Caffeic acid | 30 | 98.2 | 7.1 | 96.4 | 3.6 |
| 300 | 81.8 | 12 | 107 | 9.9 | |
| 3000 | 88.7 | 6.3 | 109 | 7.5 | |
| Ferulic acid | 15 | 91.6 | 6.5 | 101 | 3.7 |
| 150 | 79.6 | 6.8 | 89.5 | 4.4 | |
| 1500 | 93.2 | 7.5 | 92.6 | 8.9 | |
| Salvianolic acid B | 30 | 82.6 | 14 | 105 | 11 |
| 300 | 62.7 | 10 | 82.7 | 6.2 | |
| 3000 | 81.2 | 8.5 | 76.0 | 9.7 | |
| Astragaloside IV | 30 | 91.0 | 9.0 | 109 | 9.3 |
| 300 | 95.2 | 4.7 | 109 | 14 | |
| 3000 | 97.1 | 13 | 115 | 3.0 | |
| Formononetin | 0.75 | 87.9 | 7.5 | 98.5 | 4.2 |
| 7.5 | 103 | 12 | 87.7 | 9.3 | |
| 75 | 99.7 | 13 | 106 | 13 | |
| Cryptotanshinone | 3 | 97.0 | 14 | 75.3 | 12 |
| 30 | 76.2 | 8.2 | 89.0 | 4.6 | |
| 300 | 76.0 | 14 | 79.0 | 5.5 | |
| Tanshinone IIA | 0.75 | 99.6 | 9.3 | 92.0 | 5.2 |
| 7.5 | 60.0 | 14 | 96.0 | 8.4 | |
| 75 | 81.5 | 6.6 | 90.0 | 11 | |