The application note shows the analysis of Tetrahydrothiophene (THT) in a Natural Gas matrix using the Agilent 490 Micro GC.
This document details an application for analyzing Tetrahydrothiophene (THT), used as an odorant in natural gas, utilizing the Agilent 490 Micro GC. The method employs a specific CP-Sil 19 CB column channel optimized to separate THT from other compounds like Nonane.
| Column temperature | 90 °C |
|---|---|
| Carrier gas | Helium, 200 kPa |
| Injector temperature | 110 °C |
| Injection time | 255 msec |
| Sampling time | 30 sec |
The total analysis time is less than 90 seconds.
Tetrahydrothiophene elutes around 40 seconds.