Table 2.
The results of the recovery tests obtained by electrochemical sensing and the GC/MS-MS for MP.
| Sample | Spiked Concentration | GC/MS-MS | Recovery | RSD | Electrochemical Sensing | Recovery | RSD |
|---|---|---|---|---|---|---|---|
| Bok choy | 1.00 ppm | 0.97 ppm | 97.0% | 1.90% | 0.98 ppm | 98.0% | 4.71% |
| Strawberry | 0.70 ppm | 0.66 ppm | 94.3% | 1.28% | 0.67 ppm | 95.7% | 3.96% |