Spiked concentration (µg/L) n = 5 | 0.10 | 0.20 | 0.50 |
Average found concentration (µg/L) | 0.1042 | 0.1972 | 0.4795 |
Average recovery % | 104.2 | 98.6 | 95.9 |
RSD % | 8.2 | 6.7 | 3.5 |