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BTEX on Rtx-502.2

Peaks
1.3-Methylpentane
2.2,2,4-Trimethylpentane (isooctane)
3.Benzene
4.Toluene
5.Ethylbenzene
Peaks
6.m-Xylene
7.o-Xylene
8.1,2,4-Trimethylbenzene
9.Dodecane
10.Naphthalene
image
GC_EV00073
ColumnRtx-502.2, 105 m, 0.53 mm ID, 3.00 µm (cat.# 10910)
Sample2500µL/mL injection of Unleaded Gasoline Composite (cat.# 30081)
Conc.: 10µL spiked into 5mL H2O
Injectionpurge and trap splitless
Inj. Temp.:200 °C
Purge and Trap
Trap Type:Tenax , silica gel, charcoal
Purge: 12 min, flow 40 mL/min
Desorb Preheat Temp.:175 °C
Desorb: 2 min @ 180 °C, flow 10 mL/min
Oven
Oven Temp.:40 °C (hold 1 min) to 100 °C at 5 °C/min to 240 °C at 8 °C/min (hold 8 min)
Carrier GasHe, constant flow
Flow Rate:10 mL/min
DetectorFID @ 250 °C
NotesFID sensitivity: 16 x 10-11 AFS
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