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Peaks | tR (min) | Conc. (µg/mL) | |
---|---|---|---|
1. | Methanol | 0.886 | 200 |
2. | Acetaldehyde | 0.993 | 200 |
3. | Ethanol | 1.123 | 200 |
4. | 2-Propanol | 1.381 | 200 |
5. | Acetone | 1.709 | 200 |
6. | n-Propanol (IS) | 1.873 | 200 |
Column | Rtx-BAC1, 30 m, 0.32 mm ID, 1.8 µm (cat.# 18003) |
---|---|
Standard/Sample | BAC resolution control standard n-P (cat.# 36010) |
Diluent: | Water |
Conc.: | 200 µg/mL |
Injection | headspace-loop split (split ratio 50:1) |
Liner: | Topaz 1.0 mm ID straight inlet liner (cat.# 23333) |
Headspace-Loop | |
Inj. Port Temp.: | 220 °C |
Instrument: | Tekmar HT3 |
Inj. Time: | 0.5 min |
Transfer Line Temp.: | 200 °C |
Valve Oven Temp.: | 200 °C |
Standby flow rate: | 100 mL/min |
Sample Temp.: | 60 °C |
Platen temp equil. time: | 60 min |
Sample Equil. Time: | 5 min |
Vial Pressure: | 30 psi |
Pressurize Time: | 2 min |
Pressure Equilibration Time: | 0.2 min |
Loop Pressure: | 20 psi |
Loop Fill Time: | 1 min |
Oven | |
Oven Temp.: | 40 °C (hold 4 min) |
Carrier Gas | He, constant flow |
Linear Velocity: | 80 cm/sec |
Detector | FID @ 240 °C |
---|---|
Make-up Gas Flow Rate: | 45 mL/min |
Make-up Gas Type: | N2 |
Hydrogen flow: | 40 mL/min |
Air flow: | 400 mL/min |
Data Rate: | 50 Hz |
Instrument | Agilent 7890A GC |
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