Table 5: Linear retention index matching for LABs in selected core sediment sections (elected site - Bao Shan, core B2).
LAB | Ions, m/z | Iobsa | ILeeb | ILeec |
1,3,5-trimethyl | 91, 105, 120 | 735 | n/a | n/a |
1-butyl heptyl | 91, 147, 175, 232 | 1627 | 281 | 278.6 |
1-pentyl heptyl | 91, 105, 246 | 1719 | 295 | 293 |
1-butyl octyl | 91, 105, 246 | 1724 | 296 | 293 |
1-ethyl decyl | 91, 105, 246 | 1758 | 300 | 298.6 |
Aromatic | 91, 179, 246 | 1761 | 301 | n/a |
1-methyl undecyl | 105, 246 | 1798 | 307 | 304.5 |
1-hexyl heptyl | 91, 260 | 1820 | 310 | 308.3 |
1-pentyl octyl | 91, 260 | 1822 | 310 | 308.5 |
1-butyl nonyl | 91, 147, 260 | 1826 | 312 | 309.5 |
di-isopropyl phenyl (isomer) | 223, 238 | 1890 | 321 | 321.2 |
di-isopropyl phenyl (isomer) | 223, 238 | 1920 | 326 | 326.7 |
4-phenyl bicyclo hexyl | 91, 117, 159, 173, 242 | 1965 | 333 | n/a |
an-alkane RI; bLee calculated in this work; cLee literature values, reference [14].