取样量(g) | 样品含量(mg) | 加入量(mg) | 测得量(mg) | 回收率 | 平均回收率及RSD% | |
低 | 0.5012 | 0.952 | 0.816 | 1.662 | 94.0% | 95.9% RSD = 1.0% |
0.5036 | 0.957 | 0.816 | 1.677 | 94.6% | ||
中 | 0.5016 | 0.953 | 1.020 | 1.943 | 98.5% | |
0.5002 | 0.950 | 1.020 | 1.931 | 98.0% | ||
高 | 0.5062 | 0.962 | 1.224 | 2.077 | 95.0% | |
0.5097 | 0.968 | 1.224 | 2.090 | 95.3% |