Recoveries of the pesticides at spiked concentrations of 30, 120, and 240 μg kg−1 in the various Fritillaria samples.
| Samples | Mean recoveries (%) ± mean RSD (%) of pesticides at 30, 120 and 240 μg kg−1 in each Fritillaria sample | The percentages of pesticides with recoveries between 70–120% at 30, 120 and 240 μg kg−1 in each Fritillaria sample | |||||
|---|---|---|---|---|---|---|---|
| 30 μg kg−1 | 120 μg kg−1 | 240 μg kg−1 | Mean ± RSD | 30 μg kg−1 (%) | 120 μg kg−1 (%) | 240 μg kg−1 (%) | |
| FT | 94.1 ± 6 | 94.2 ± 4 | 89.4 ± 4 | 92.6 ± 4 | 98.2 | 100 | 98.2 |
| FU | 88.6 ± 5 | 95.5 ± 3 | 93.2 ± 4 | 92.5 ± 4 | 84.2 | 89.5 | 89.5 |
| FC | 89.3 ± 5 | 90.9 ± 4 | 93.4 ± 4 | 91.2 ± 4 | 86.0 | 91.2 | 93.0 |
| FD | 94.8 ± 6 | 89.0 ± 3 | 88.8 ± 4 | 90.9 ± 4 | 92.1 | 90.4 | 91.2 |
| Minimum | 88.6 ± 5 | 89.0 ± 3 | 88.8 ± 4 | ||||
| Maximum | 94.8 ± 6 | 95.5 ± 3 | 93.4 ± 4 | ||||