Tab. 2.
Spiked concentr. (μg mL−1) | Intra-day | Inter-day | ||||
---|---|---|---|---|---|---|
| ||||||
Mean detected concentr. (μg mL−1) | RSD (%) | RE (%) | Mean detected concentr. (μg mL−1) | RSD (%) | RE (%) | |
0.5 | 0.45 ± 0.05 | 10.14 | –10.36 | 0.44 ± 0.05 | 10.69 | –11.52 |
20 | 19.22 ± 0.49 | 2.53 | –3.89 | 19.22 ± 0.53 | 2.77 | –3.89 |
50 | 49.07 ± 0.87 | 1.77 | –1.89 | 48.87 ± 0.82 | 1.68 | –2.26 |
Intra-day: n=5; Inter-day: n=3 days with 5 replicates per day; Values were expressed as mean ± SD.