Table 2 Optimized gas chromatographic conditions
From: Determination of residual solvents in paclitaxel by headspace gas chromatography
Parameter | Condition |
|---|---|
Carrier gas | Helium |
Flow rate | 2.5 mL/min |
Injector temperature | 180 °C |
Carrier gas mode | Split |
Split ratio | 5:1 |
Split flow | 20 mL/min |
Detector | FID |
Detector temperature | 260 °C |
Hydrogen flow | 40 mL/min |
Air flow | 400 mL/min |
Make-up gas flow (helium) | 25 mL/min |
Run time | 30 min |
Oven temperature | T1 40 °C; hold for 12 min T2 220 °C at the rate of 25 °C/min; hold for 10.8 min |