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Impurities in p-Xylene on Stabilwax

Peaks
1.Nonaromatic hydrocarbons
2.Benzene
3.Toluene
4.Ethylbenzene
5.p-Xylene
6.m-Xylene
7.Cumene
8.o-Xylene
Peaks
9.Propylbenzene
10.p-Ethyltoluene
11.m-Ethyltoluene
12.Allylbenzene
13.1,2,4-Trimethylbenzene
14.1,3-Diethylbenzene
15.1,4-Diethylbenzene
16.Phenylacetylene
image
GC_PC1354
ColumnStabilwax, 60 m, 0.32 mm ID, 0.25 µm (cat.# 10627)
Samplep-Xylene
Injection
Inj. Vol.:0.6 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.:60 °C (hold 10 min) to 150 °C at 5 °C/min (hold 4 min)
Carrier GasHe, constant flow
Flow Rate:1.7 mL/min
DetectorFID @ 265 °C
InstrumentAgilent 7890B GC
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