Table 2.
Table summarizing experimental results.
Compound | Reduced Mobility (cm2/Vs), K0 | Optimal Drift Voltage (V) | Calculated Diffusion- limited Resolving Power, Rd | Calculated Conditional Resolving power, Rc | Measured Resolving power, Rm | Efficiency (%), Rm/Rc(100%) | Detection limit at Rmax |
---|---|---|---|---|---|---|---|
MTBE | 1.63 | 2100 | 86 | 70 | 52 ± 0.12 | 74 | 18 pptv |
MIBK | 1.48 | 2200 | 88 | 72 | 52 ± 0.11 | 72 | 24 pptv |
PCE | 1.33 | 2400 | 92 | 75 | 42 ± 0.33 | 56 | 80 ppbv |
TCE | 1.65 | 2100 | 86 | 70 | 47 ± 0.21 | 67 | 60 ppbv |
RIP | 2.14 | 1800 | 80 | 64 | 51 ± 0.11 | 80 | - |