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.

Margarine on Rt-2560

GC_FF1269
PeakstR (min)Structural Nomenclature
1.Methyl octanoate5.983C8:0
2.Methyl decanoate6.635C10:0
3.Methyl laurate7.745C12:0
4.Methyl myristate9.531C14:0
5.Methyl palmitate12.201C16:0
PeakstR (min)Structural Nomenclature
6.Methyl stearate15.755C18:0
7.Methyl elaidate16.575C18:1 trans-9
8.Methyl oleate16.948C18:1 cis-9
9.Methyl vaccenate17.108C18:1 cis-11
10.Methyl linoleate18.868C18:2 cis-9,12
11.Methyl linolenate21.195C18:3 9,12,15
ColumnRt-2560, 100 m, 0.25 mm ID, 0.20 µm (cat.# 13198)
SampleMargarine stick
Diluent:Hexane
Injection
Inj. Vol.:1 µL split (split ratio 100:1)
Liner:Topaz 4 mm ID straight inlet liner w/wool (cat.# 23300)
Inj. Temp.:250 °C
Oven
Oven Temp.:160 °C to 250 °C at 2 °C/min (hold 5 min)
Carrier GasH2, constant flow
Linear Velocity:40 cm/sec
DetectorFID @ 250 °C
InstrumentAgilent 7890A GC
NotesThe sample was prepared using sodium methoxide.