Sample number | Taken (ng mL−1) | Found (ng mL−1) | % Recovery* ± RSD |
---|---|---|---|
1 | 10 | 10.01 | 100.10 ± 0.50 |
2 | 20.0 | 20.05 | 100.25 ± 1.00 |
3 | 50.0 | 50.12 | 100.24 ± 0.76 |
4 | 90.0 | 89.88 | 99.86 ± 0.55 |
5 | 100.0 | 100.65 | 100.65 ± 0.21 |
Intra-day precision | 10 | 10.10 | 101.00 ± 0.31 |
50 | 50.06 | 100.12 ± 0.40 | |
100 | 100.22 | 100.22 ± 0.72 | |
Inter-day precision | 10 | 10.02 | 100.20 ± 0.82 |
50 | 49.90 | 99.80 ± 0.33 | |
100 | 99.69 | 99.69 ± 0.80 |