Table 2.
The functioning criteria of Gas Chromatography.
| Column temperature°C | Rate (°C/minute) | Temperature (°C) | Hold time (minutes) |
|---|---|---|---|
| – | 160.0 | 1.00 | |
| 7.0 | 280.0 | 5.00 | |
| Injector temperature °C | 280 | ||
| Temperature of detector °C | 300 | ||
| Gas flow rate (ml min−1) | |||
| Total flow (Detector) | 12.0 | ||
| Flow of Column | 1.50 | ||
| Aliquot injected | 1 μl | ||
| Split ratio | 5 | ||
| Retention time of fipronil and its metabolites | |||
| Fipronil | 8.519 min | ||
| Fipronil metabolite I = MB 046513 | 6.604 min | ||
| Fipronil metabolite II = MB 046136 | 9.973 min | ||
| Fipronil metabolite III = MB 045950 | 8.279 min | ||