Table 3 Results of recovery studies
Accuracy | Aconitine | Mesaconitine | Hypaconitine |
|---|---|---|---|
*Mean ± S. D. | *Mean ± S. D. | *Mean ± S. D. | |
Low level Spike (50%) | |||
Amount of standard added (ng) | 2.200 | 2.460 | 2.260 |
Amount of standard recovered (ng) | 2.313 ± 0.012 | 2.316 ± 0.002 | 2.203 ± 0.004 |
% Recovery | 105.150 | 94.174 | 97.516 |
Intermediate level Spike (100%) | |||
Amount of standard added (ng) | 4.440 | 4.920 | 4.520 |
Amount of standard recovered (ng) | 4.159 ± 0.007 | 5.326 ± 0.013 | 3.928 ± 0.010 |
% Recovery | 93.671 | 108.250 | 86.920 |
High level Spike (150%) | |||
Amount of standard added (ng) | 6.640 | 7.380 | 6.78 |
Amount of standard recovered (ng) | 6.573 ± 0.005 | 7.330 ± 0.006 | 6.474 ± 0.004 |
% Recovery | 98.992 | 99.322 | 95.500 |
Avg. Recovery | 99.271% | 100.582% | 93.312% |
RSD % | 0.057 | 0.070 | 0.060 |