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Reformate Standard on Rtx-DHA 50 by Optimized ASTM D5134-13

ColumnRtx-DHA-50, 50 m, 0.20 mm ID, 0.50 µm (cat.# 10147)
Standard/SampleASTM D5134 qualitative reformate standard (DCG Partnership I, LTD)
Injection
Inj. Vol.:0.2 µL split (split ratio 200:1)
Liner:Premium 4.0 mm ID Precision inlet liner w/ wool (cat.# 23305.5)
Inj. Temp.:200 °C
Oven
Oven Temp.:35 °C (hold 30 min) to 200 °C at 2 °C/min
Carrier GasHe, constant flow
Flow Rate:1.1 mL/min
DetectorFID @ 250 °C
Make-up Gas Flow Rate:30 mL/min
Make-up Gas Type:He
Hydrogen flow:40 mL/min
Air flow:370 mL/min
InstrumentAgilent 7890B GC
NotesASTM method D5134-13 was run at a higher flow rate that was optimized to increase column efficiency. At this optimized flow rate, even though compounds elute faster, resolution between peaks is not lost and the elution order is preserved.