Sample number | Taken (ng mL−1) | Found (ng mL−1) | % Recovery* ± RSD |
---|---|---|---|
1 | 3.0 | 3.01 | 100.33 ± 0.60 |
2 | 50.0 | 50.11 | 100.22 ± 0.82 |
3 | 100.0 | 99.98 | 99.98 ± 0.34 |
4 | 150.0 | 152.28 | 101.52 ± 1.04 |
5 | 200.0 | 205.44 | 102.72 ± 1.41 |
Intra-day precision | 50.0 | 50.23 | 100.46 ± 0.53 |
100.0 | 100.12 | 100.12 ± 0.66 | |
150.0 | 151.20 | 100. 80 ± 0.61 | |
Inter-day precision | 50.0 | 49.49 | 98.98 ± 0.85 |
100.0 | 99.95 | 99.95 ± 1.38 | |
150.0 | 150.13 | 100.08 ± 0.90 |