Concentration of 2,3,7,8 TCDF (ppb) | Intra-day Mean + SD (mv*S) | Precision (RSD %) | Inter-day Mean + SD (mv*S) | Precision (RSD %) |
0.75 | 1998.41 ± 351.34 | 7.52 | 2022.31 ± 361.23 | 7.45 |
1.25 | 4223.42 ± 432.48 | 7.30 | 4315.92 ± 441.21 | 7.30 |
2.5 | 8512.91 ± 571.96 | 6.33 | 8639.92 ± 481.83 | 4.79 |
5 | 17,812.25 ± 851.08 | 4.02 | 18,902.23 ± 764.32 | 4.30 |
10 | 37,510.12 ± 976.51 | 3.60 | 38,096 ± 832.12 | 2.39 |