Table 3.
Nominal concentration (μg/mL) | Assay | Experimentally determined Concentration a (μg/mL) |
---|---|---|
320 | 1 | 324 |
2 | 317 | |
3 | 338 | |
4 | 332 | |
5 | 347 | |
6 | 337 | |
7 | 329 | |
8 | 342 | |
9 | 333 | |
Mean | 333.2 | |
SD b | 9.2 | |
CV c | 2.7 |
Concentrations detected by OPA assay were obtained by calculation using linear regression of the standard curve.
SD, Standard Deviation.
CV, Coefficient of variation = (Standard Deviation/Average) × 100.