水样 | 加标浓度(μM) | 测定值(μM) | 回收率(%) | 相对标准偏差(%) |
Lake water | 5 | 6.42 | 108.35 | 4.9 |
| 10 | 9.31 | 93.07 | 5.0 |
| 40 | 36.39 | 90.98 | 2.2 |
Tap water | 5 | 6.38 | 107.59 | 0.8 |
| 10 | 8.99 | 91.89 | 3.3 |
| 40 | 34.60 | 96.49 | 5.7 |