Table 4.
Extraction recoveries of the five analytes.
| No. | Original/mg | Recovery (Low Spiked) | Recovery (Middle Spiked) | Recovery (High Spiked) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Spiked (mg) | Found (mg) | Recovery (%) | Spiked (mg) | Found (mg) | Recovery (%) | Spiked (mg) | Found (mg) | Recovery (%) | ||
| 1 | 1.40 | 0.65 | 1.97 | 96.10 | 1.40 | 2.78 | 99.29 | 2.10 | 3.40 | 97.14 |
| 2 | 1.61 | 0.79 | 2.29 | 95.42 | 1.60 | 3.19 | 99.53 | 2.39 | 3.95 | 98.69 |
| 3 | 26.68 | 13.37 | 39.76 | 99.28 | 26.68 | 52.15 | 97.74 | 40.01 | 66.61 | 99.88 |
| 4 | 1.06 | 0.52 | 1.51 | 95.57 | 1.06 | 2.01 | 95.04 | 1.58 | 2.57 | 97.26 |
| 5 | 2.95 | 1.47 | 4.40 | 99.55 | 2.95 | 5.69 | 96.52 | 4.42 | 7.36 | 99.93 |