Citrals on Rtx-Wax

	Peaks	Rtx-Wax t_R	Stabilwax t_R
1.	Citral B	18.30	18.53
2.	Citral A	18.99	19.22

Injection
Column	See notes
Standard/Sample	Custom citral standard
Diluent:	Acetone
Conc.:	1000 ppm
Inj. Vol.:	1 µL split (split ratio 100:1)
Liner:	Topaz 4.0 mm ID Precision inlet liner w/wool (cat.# 23305)
Inj. Temp.:	250 °C
Split Vent Flow Rate:	106 mL/min
Oven
Oven Temp.:	40 °C (hold 1 min) to 250 °C at 8 °C/min (hold 5 min)
Carrier Gas	He, constant flow
Flow Rate:	1.1 mL/min
Linear Velocity:	19 cm/sec @ 40 °C

Detector	FID @ 250 °C
Make-up Gas Flow Rate:	45 mL/min
Make-up Gas Type:	N₂
Hydrogen flow:	40 mL/min
Air flow:	450 mL/min
Data Rate:	20 Hz
Instrument	Agilent/HP6890 GC
Notes	Column Details Rtx-Wax, 30 m, 0.32 mm, 0.50 μm (cat.# 12439) Stabilwax, 30 m, 0.32 mm, 0.50 μm (cat.# 10639)

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