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Lemongrass Oil on Rxi-5Sil MS (20 m, 0.18 mm ID, 0.18 µm)

GC_FF1331
PeakstR (min)
1.Camphene1.308
2.6-Methyl-5-heptene-2-one1.352
3.β-Ocimene1.549
4.D-Limonene1.570
5.α-Ocimene1.598
6.4-Nonanone1.704
7.Linalool1.849
PeakstR (min)
8.Z-Citral2.697
9.Geraniol2.741
10.E-Citral2.893
11.Geranyl acetate3.553
12.Caryophyllene3.943
13.α-Caryophyllene4.057
14.α-Amorphene4.553
15.δ-Cadinene4.553
ColumnRxi-5Sil MS, 20 m, 0.18 mm ID, 0.18 µm (cat.# 43602)
SampleLemongrass 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.:250 °C
Oven
Oven Temp.:100 °C (hold 0.25 min) to 320 °C at 17.5 °C/min (hold 10 min)
Carrier GasHe, constant flow
Flow Rate:1.01 mL/min
DetectorMS
Mode:Scan
Scan Program:
GroupStart Time
(min)
Scan Range
(amu)
Scan Rate
(scans/sec)
11.0035-5005
Transfer Line Temp.:300 °C
Analyzer Type:Quadrupole
Source Type:Inert
Source Temp.:230 °C
Quad Temp.:150 °C
InstrumentAgilent 7890A GC & 5975C MSD
NotesAll peaks were identified using the NIST MS EI spectra library (2005).