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Peppermint Oil on Rtx-Wax

GC_FF1302
PeakstR (min)
1.α-Pinene1.473
2.β-Pinene1.617
3.D-Limonene1.806
4.Eucalyptol1.841
5.Menthone 12.867
6.Menthofuran2.956
PeakstR (min)
7.Menthone 23.006
8.Menthyl acetate3.370
9.Neoisomenthol3.516
10.Caryophyllene3.638
11.Menthol3.775
12.Pulegone3.874
ColumnRtx-Wax, 30 m, 0.32 mm ID, 0.25 µm (cat.# 12424)
SamplePeppermint oil
Diluent:Acetone
Conc.:5%
Injection
Inj. Vol.:1 µL split (split ratio 100:1)
Liner:Topaz 4.0 mm ID Precision inlet liner w/wool (cat.# 23305)
Inj. Temp.:230 °C
Oven
Oven Temp.:100 °C (hold 0.5 min) to 250 °C at 16 °C/min (hold 10 min)
Carrier GasH2, constant flow
Flow Rate:2 mL/min
DetectorFID @ 250 °C
Constant Column + Constant Make-up:52 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:400 mL/min
Data Rate:50 Hz
InstrumentAgilent 7890A GC
NotesAll peaks were identified using the NIST MS EI spectra library (2005).