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Isophorone Purity Analysis (ASTM D7090) on Rtx-Wax

GC_PC1369
PeakstR (min)
1.Decane (IS)4.112
2.Cyclohexanone, 3,3,5-trimethyl-11.949
3.3,3,5,5-Tetramethylcyclohexanone12.345
4.β-Isophorone12.463
5.2,6-Dimethyl-2,5-heptadien-4-one13.739
6.Isophorone15.178
7.3,5-Dimethyl-2-cyclohexen-1-one15.288
8.4-Oxoisophorone16.116
9.a-Tetralone20.604
10.4-Hydroxyisophorone22.291
ColumnRtx-Wax, 30 m, 0.32 mm ID, 0.5 µm (cat.# 12439)
Standard/SampleIsophorone with IS
Conc.:Neat
Injection
Inj. Vol.:1 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.:50 °C (hold 5 min) to 210 °C at 10 °C/min (hold 5 min)
Carrier GasHe, constant flow
Flow Rate:2.5 mL/min
DetectorFID @ 250 °C
InstrumentAgilent 7890B GC
NotesPeaks 2, 3, 4, 8, and 10 were identified using the NIST MS library.
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