Margarine on Rt-2560

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
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
image
GC_FF1269
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.
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