Table 2.
Mean recoveries and RSD from blank samples spiked with PAT and CTN at different concentrations.
| Matrix | PAT | CTN | ||
|---|---|---|---|---|
| Spiking Levels (µg/g) |
Mean Recovery, RSD (%) | Spiking Levels (µg/g) | Mean Recovery, RSD (%) | |
| YES medium | 0.005 | 57.20 (1.73) | 0.005 | 70.99 (0.85) |
| 0.05 | 61.86 (3.16) | 0.05 | 83.85 (2.03) | |
| 0.1 | 67.88 (0.67) | 0.1 | 95.48 (6.95) | |
| 0.5 | 86.99 (3.95) | 0.5 | 90.99 (3.43) | |
| 1 | 89.08 (4.70) | 1 | 83.54 (1.33) | |
| 10 | 83.82 (1.17) | 10 | 88.22 (2.64) | |
| 25 | 84.64 (1.68) | 25 | 92.93 (4.27) | |
| 50 | 92.82 (2.97) | 50 | 94.37 (2.28) | |
| Apple | 0.0125 | 55.48 (1.96) | 0.005 | 86.88 (1.60) |
| 0.05 | 61.66 (4.35) | 0.05 | 98.91 (7.20) | |
| 0.1 | 74.79 (6.10) | 0.1 | 101.05 (8.10) | |
| 0.5 | 84.61 (3.06) | 0.5 | 91.47 (2.83) | |
| 1 | 78.84 (6.24) | 1 | 89.04 (5.18) | |
| 10 | 73.63(4.36) | 10 | 89.36 (2.36) | |
| 25 | 75.07 (9.07) | 25 | 93.82 (1.75) | |
| 50 | 77.58 (5.66) | 50 | 85.72 (4.74) | |
| Pear | 0.0125 | 57.59 (1.61) | 0.005 | 84.22 (6.33) |
| 0.05 | 59.82 (1.07) | 0.05 | 99.68 (5.40) | |
| 0.1 | 74.55 (2.08) | 0.1 | 99.62 (6.19) | |
| 0.5 | 83.40 (1.44) | 0.5 | 90.71 (3.21) | |
| 1 | 97.30 (2.21) | 1 | 87.72 (3.37) | |
| 10 | 79.87 (4.60) | 10 | 86.92 (3.64) | |
| 25 | 92.14 (1.94) | 25 | 93.23 (3.77) | |
| 50 | 94.90 (2.45) | 50 | 93.75 (1.93) | |