Table 3 Signal/noise ratios observed for early, mid and late eluting compounds in 3R4F ISO mainstream smoke
Ion (m/z) | PAH | GC–HRMS | GC–MS/MS | GC–MS | |||
|---|---|---|---|---|---|---|---|
Retention time (min) | S/N | Retention time (min) | S/N | Retention time (min) | S/N | ||
128 | Naphthalene | 7.5 | 5332 | 7.3 | 228 | 7.8 | 1107 |
136 | Naphthalene-d8 | 7.5 | 315 | 7.3 | 627 | 7.7 | 4 |
134 | 13C6-Naphthalene | 7.5 | 1927 | 7.4 | 54 | 7.8 | 4 |
252 | Benzo[a]pyrene | 36.3 | 870 | 35.9 | 132 | 37.3 | 275 |
264 | d12-Benzo[a]pyrene | 36.1 | 1976 | 35.9 | 518 | 37.1 | 143 |
256 | 13C4-Benzo[a]pyrene | 36.3 | 1250 | 35.9 | 759 | 37.3 | 72 |
278 | Dibenzo[a,h]anthracene | 43.3 | 362 | 42.6 | 114 | 48 | 39 |
302 | Dibenzo[a,l]pyrene | 61.1 | 56 | 59.2 | 21 | 63 | 58 |
302 | Dibenzo[a,e]pyrene | 66.6 | 114 | 64.5 | 43 | 68.8 | 98 |
302 | Dibenzo[a,i]pyrene | 70.3 | 64 | 67.9 | 19 | 72.6 | 44 |
302 | Dibenzo[a,h]pyrene | 72.5 | 43 | 69.9 | 14 | 74.9 | 20 |
314 | 13C12-Dibenzo[a,i]pyrene | 70.3 | 191 | 67.9 | 217 | 72.6 | 106 |