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Herbicides on Rtx-CLPesticides & Rtx-CLPesticides2

ColumnsRtx-CLPesticides2 30 m, 0.32 mm ID, 0.25 µm (cat.# 11324)
and Rtx-CLPesticides 30 m, 0.32 mm ID, 0.32 µm (cat.# 11141)
using Rxi deactivated guard column 5 m, 0.32 mm ID (cat.# 10039)
with universal “Y” Press-Tight connector (cat.# 20405-261)
Sample200 ng/mL herbicide mix #1 (cat.# 32055)
1,000 ng/mL dalapon methyl ester (cat.# 32057)
20,000 ng/mL herbicide mix #3 (cat.# 32059)
200 ng/mL herbicide mix #4 (cat.# 32062)
250 ng/mL 4,4'-dibromooctafluorobiphenyl (cat.# 32053)
400 ng/mL 2,4-dichlorophenyl acetic acid methyl ester (cat.# 32050)
Diluent:hexane
Injection
Inj. Vol.:1.0 µL splitless (hold 0.75 min)
Liner:Cyclo double taper (4 mm) (cat.# 20895)
Inj. Temp.:250 °C
Oven
Oven Temp.:70 °C (hold 0.5 min) to 190 °C at 25 °C/min (hold 1 min) to 300 °C at 11 °C/min (hold 5 min)
Carrier GasHe, constant pressure
Linear Velocity:36 cm/sec @ 70 °C
DetectorMicro_ECD @ 325 °C
InstrumentAgilent/HP6890 GC
NotesThis chromatogram was obtained using an Agilent micro-ECD. To obtain comparable results, you will need to employ a micro-ECD in addition to confirmational dual columns connected to a 5-meter guard column using a “Y” Press-Tight connector.