加标水平 | 本底值(μg) | 加入量(μg) | 测定值(μg) | 回收率(%) | 平均值(%) |
100% | 9.1547 | 10 | 19.2614 | 101.07 | 99.33 |
10 | 19.0487 | 98.94 | |||
10 | 19.0916 | 99.37 | |||
200% | 9.1547 | 20 | 28.9578 | 99.02 | |
20 | 29.7354 | 102.89 | |||
20 | 28.5593 | 97.01 | |||
300% | 9.1547 | 30 | 38.3347 | 97.27 | |
30 | 39.0458 | 99.64 | |||
30 | 38.7920 | 98.78 |