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Florida Beach Tarball 1 on Rxi-1HT (15 m x 0.25 mm x 0.10 µm)

PeakstR (sec)
1.C20455.1
2.C30678.0
3.C40839.6
image
GC_EV1373
ColumnRxi-1HT, 15 m, 0.25 mm ID, 0.10 µm (cat.# 13950)
SampleTarball 1 - Florida Gulf beach
Diluent:Carbon disulfide
Injection
Inj. Vol.:1 µL split (split ratio 10:1)
Liner:Premium 4 mm Precision liner w/wool (cat.# 23305.5)
Inj. Temp.:275 °C
Split Vent Flow Rate:17.5 mL/min
Oven
Oven Temp.:40 °C (hold 0.1 min) to 400 °C at 20 °C/min (hold 1.9 min)
Carrier GasH2, constant flow
Flow Rate:1.75 mL/min
DetectorFID @ 420 °C
Constant Column + Constant Make-up:50 mL/min
Make-up Gas Type:N2
Hydrogen flow:40 mL/min
Air flow:450 mL/min
Data Rate:20 Hz
InstrumentAgilent/HP6890 GC
NotesActual column length was calculated to be 15.7 m using holdup time and EZGC flow calculator (http://www.restek.com/ezgc-mtfc).
AcknowledgementSusan Forsyth - Walton County, FL - Tarball samples
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