No. | Sampling volume/g | Original amount/mg | Added quantity/mg | Measured amount/mg | Sample recovery rate/% | Average recovery rate/% | RSD/% |
1 | 2.5140 | 217.98 |
210 | 86.71 | 99.40 | 99.03 | 1.11 |
2 | 2.5089 | 220.93 | 88.06 | 98.70 | |||
3 | 2.5147 | 236.75 | 94.15 | 101.02 | |||
4 | 2.5102 | 222.35 | 88.58 | 98.41 | |||
5 | 2.5127 | 229.83 | 91.47 | 97.75 | |||
6 | 2.5110 | 228.32 | 90.93 | 98.91 |