表 6. The recovery rates and RSD of nine HAAs at different spiked concentration levels (n=3) .
不同质量浓度水平下9种卤代乙酸的加标回收率及精密度（n=3）
| Compound | Content | Spiked concentration/(μg/L) | |||
| 3.0 | 5.0 | 10 | 20 | ||
| RSD: Relative standard deviation. | |||||
| MCAA | Recovery | 76.3% | 114% | 89.7% | 90.4% |
| RSD | 15.5% | 17.8% | 10.9% | 6.13% | |
| MBAA | Recovery | 69.8% | 114% | 115% | 115% |
| RSD | 28.3% | 21.4% | 11.4% | 13.2% | |
| DCAA | Recovery | 94.4% | 108% | 112% | 96% |
| RSD | 20.1% | 18.0% | 12.1% | 9.50% | |
| BCAA | Recovery | 84.8% | 116% | 104% | 110% |
| RSD | 17.0% | 16.3% | 11.5% | 10.5% | |
| DBAA | Recovery | 93.2% | 116% | 112% | 111% |
| RSD | 11.7% | 13.9% | 10.7% | 8.50% | |
| TCAA | Recovery | 93.6% | 119% | 118% | 99.1% |
| RSD | 10.4% | 4.10% | 4.25% | 11.8% | |
| BDCAA | Recovery | 89.5% | 82.7% | 113% | 94.5% |
| RSD | 10.7% | 17.5% | 3.77% | 13.9% | |
| CDBAA | Recovery | 111% | 104% | 101% | 99.2% |
| RSD | 7.43% | 2.18% | 2.46% | 6.39% | |
| TBAA | Recovery | 105% | 93.4% | 110% | 96.6% |
| RSD | 33.1% | 17.9% | 5.56% | 9.04% | |