| 50% Heptane, 50% Toluene | 100% Heptane | Vibrational response |
| 653.89 | 669.32 | Alkyl halides |
| 721.4 | 744.55 | Aromatics |
| 854.49 | 875.71 | Aromatics |
| 1298.14 |
| Alkyl halides |
| 1377.22 | 1377.22 | Organo sulfate |
| 1458.23 |
| Alkanes |
| 1608.69 | 1612.54 | Primary amine |
| 2360.95 | 2359.02 | Si-H, Thio/Sulfides, Phosphines, Arsines, Borones |
| 2854.74 | 2854.74 | Alkane |
| 2924.19 | 2924.18 | Alkane |
| 3425.69 | 3439.19 | Alcohols, Phenols |