Nominal concentration (ng/mL) | Meana | Standard deviation (SD) | Precision (RSD%) | Accuracy (RE%) |
---|---|---|---|---|
5 | 5.14 | 0.07 | 1.38 | 2.89 |
10 | 9.83 | 0.11 | 1.16 | − 1.72 |
15 | 14.61 | 0.06 | 0.44 | − 2.59 |
20 | 19.72 | 0.39 | 2.00 | − 1.41 |
50 | 48.47 | 0.28 | 0.58 | − 3.06 |
100 | 102.04 | 0.46 | 0.45 | 2.04 |
150 | 152.73 | 0.64 | 0.42 | 1.82 |
200 | 197.38 | 0.54 | 0.28 | − 1.31 |