Air Monitoring: New Advances in Sampling and Detection
Figure 6
TD-GC/MS (SIM monitoring) chromatograms. Extracted-ion spectra for (a) CF4 (m/z 69, CF3); (b) C2F6 (m/z 119, C2F5); (c) SF6 (m/z 127, SF5); (d) N2O (m/z 30, NO) from a full-scan analysis of 25 mL of a 100 ppb gas standard [6].