Table 2 The analytical performance data of the proposed LC-MS method
Compound | Calibration curve | Correlation coefficient | Detection limit | RSD |
|---|---|---|---|---|
(ng mL-1) | (%, n = 5)a | |||
E1-5OH-PCB91 | Y = 8697.4×-2090.9 | 0.9998 | 0.30 | 1.31 |
E2-5OH-PCB91 | Y = 9261.9×-2124.1 | 0.9997 | 0.31 | 0.60 |
E1-4OH-PCB91 | Y = 4831.3×-1493.0 | 0.9998 | 0.54 | 0.67 |
E2-4OH-PCB91 | Y = 5009.9×-1607.8 | 0.9998 | 0.60 | 1.14 |
E1-5OH-PCB95 | Y = 6172.1×-3904.2 | 0.9997 | 0.44 | 7.55 |
E2-5OH-PCB95 | Y = 3822.2×-2213.2 | 0.9996 | 0.56 | 6.87 |
E1-4OH-PCB95 | Y = 5275.7×-1726.8 | 0.9998 | 0.49 | 3.12 |
E2-4OH-PCB95 | Y = 5371.7×-1728.8 | 0.9997 | 0.55 | 3.45 |
E1-5OH-PCB149 | Y = 6502.2×-2647.4 | 0.9998 | 0.53 | 0.99 |
E2-5OH-PCB149 | Y = 4969.6×-624.2 | 0.9999 | 0.60 | 3.37 |