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| Samples | Found (ppm) | AAS (ppm) | RSD (%) | Recovery (%) |
|---|---|---|---|---|
| Potato | 0.726 ± 0.015 | 0.781 | 2.00 | 92.99 |
| Tomato | 0.525 ± 0.006 | 0.493 | 1.22 | 106.57 |
| Watermelon | 0.222 ± 0.003 | 0.223 | 1.38 | 99.49 |
| Apple | 0.673 ± 0.007 | 0.651 | 1.18 | 103.45 |
