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Analysis of Glycerol, Mono-, Di-, and Triglycerides in Soy B100 by EN 14105 (2011)

GC_PC1335
Peaks
1.Glycerol
2.(S)-(−)-1,2,4-Butanetriol
3.1-Monopalmitin
4.Monoolein
5.Monostearin (l)
6.Monononadecanoin
7.1,3-Dinonadecanoin
8.Trinonadecanoin
ColumnMXT-Biodiesel TG with 2 m x 0.53 mm ID retention gap, 15 m, 0.32 mm ID, 0.10 µm (cat.# 70291)
SampleSoy biodiesel B100
EN 14105 custom standard 1 (cat.# 572879)
(s)-(-)-1,2,4-Butanetriol (cat.# 33032)
MSTFA (N-methyl-N-trimethylsilytrifluoroacetamide) (cat.# 35600)
Diluent:Heptane
Injection
Inj. Vol.:1 µL cool on-column
Temp. Program:Oven track
Oven
Oven Temp.:50 °C (hold 1 min) to 180 °C at 15 °C/min to 230 °C at 7 °C/min to 370 °C at 10 °C/min (hold 5 min)
Carrier GasH2, constant flow
Flow Rate:7 mL/min
DetectorFID @ 380 °C
InstrumentAgilent 7890A GC
NotesThe sample was derivatized with MSTFA according to the method EN 14105 (2011) procedure.