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Olefins on Rtx-DHA-100 (ASTM D6729-14)

Olefins on Rtx-DHA-100 (ASTM D6729-14)

PeakstR (min)Conc.
(wt.%)
1.3-Methyl-1-butene12.7911.534
2.1-Pentene15.8758.786
3.2-Methyl-1-butene16.6902.211
4.2-Methyl-1,3-butadiene17.6913.680
5.trans-2-Pentene18.2742.852
6.cis-2-Pentene19.2691.107
7.4-Methyl-1-pentene25.6883.398
8.1-Hexene32.13611.248
9.trans-2-Hexene35.5391.632
10.2-Methyl-2-pentene36.0263.444
11.cis-2-Hexene37.3362.921
12.1-Heptene53.9416.787
13.trans-3-Heptene56.1693.747
PeakstR (min)Conc.
(wt.%)
14.cis-3-Heptene56.7031.020
15.trans-2-Heptene57.6260.530
16.cis-2-Heptene59.2863.418
17.1-Octene74.68111.339
18.trans-2-Octene77.2153.453
19.cis-2-Octene78.4392.312
20.1-Nonene89.2226.912
21.cis-4-Nonene90.0474.365
22.trans-3-Nonene90.0472.315
23.cis-3-Nonene90.2813.027
24.trans-2-Nonene90.9912.282
25.2-Methyl-1-nonene100.0113.412
26.1-Decene100.5592.265
image
GC_PC1324
ColumnRtx-DHA-100, 100 m, 0.25 mm ID, 0.50 µm (cat.# 10148)
SampleDHA olefins standard (cat.# 30727)
Injection
Inj. Vol.:0.2 µL split (split ratio 200:1)
Liner:Topaz 4.0 mm ID Precision inlet liner w/wool (cat.# 23305)
Inj. Temp.:250 °C
Oven
Oven Temp.:0 °C (hold 15 min) to 50 °C at 1 °C/min to 130 °C at 2 °C/min to 270 °C at 4 °C/min
Carrier GasHe, constant pressure
Linear Velocity:24 cm/sec @ 35 °C
DetectorFID @ 300 °C
Make-up Gas Flow Rate:30 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:370 mL/min
InstrumentAgilent 7890A GC
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