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TCDFs on Rtx-Dioxin2 Column

GC_EV1252
PeakstR (min)
1.2,3,4,7-TCDF18.58
2.2,3,4,8-TCDF18.58
3.2,3,7,8-TCDF18.91
4.3,4,6,7-TCDF19.10
5.2,3,6,7-TCDF19.24
6.1,2,6,9-TCDF19.24
7.1,2,3,9-TCDF19.66
ColumnRtx-Dioxin2, 60 m, 0.25 mm ID, 0.25 µm (cat.# 10758)
SampleLaboratory prepared test mix
Injection
Inj. Vol.:1.0 µL splitless
Inj. Temp.:290 °C
Oven
Oven Temp.:180 °C (hold 1 min) to 235 °C at 45 °C/min (hold 1 min) to 250 °C at 3 °C/min (hold 15 min) to 300 °C at 50 °C/min (hold 1 min)
Carrier GasHe, constant flow
Flow Rate:1.7 mL/min
DetectorMicromass Autospec Ultima
Transfer Line Temp.:290 °C
Analyzer Type: Magnetic Sector
Source Temp.:290 °C
Tune Type:PFK
Ionization Mode:EI
InstrumentAgilent/HP6890 GC
AcknowledgementCourtesy of Maxxam Analytics (Ontario, Canada).