Welcome to the New Restek.com! Take a tour of the new site and feel free to send us your feedback.
Your web browser will no longer be supported by Restek.com as of 30 June 2021.
To avoid any interruption in access or functionality, install a current-generation web browser now. Learn more.

Grapefruit Oil on Rxi-5Sil MS

GC_FF1316
PeakstR (min)
1.α-Pinene2.062
2.β-Phellandrene2.233
3.β-Myrcene2.254
4.β-Pinene2.291
5.Octanal2.325
6.α-Phellandrene2.409
7.p-Cymene2.513
8.D-Limonene2.564
9.γ-Terpinene2.719
10.Linalool2.958
11.Decanal3.848
PeakstR (min)
12.Z-Citral4.188
13.Carvone4.299
14.E-Citral4.461
15.Geranyl acetate5.557
16.Copaene5.714
17.β-Cubebene5.820
18.Caryophyllene6.212
19.α-Caryophyllene6.587
20.Germacrene D6.845
21.Bicyclogermacrene6.999
22.δ-Cadinene7.188
23.Nootkatone10.116
ColumnRxi-5Sil MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623)
SampleGrapefruit 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 to 300 °C at 11 °C/min (hold 10 min)
Carrier GasHe, constant flow
Flow Rate:1.31 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).