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7-Minute Analysis of Organochlorine Pesticides (EPA Method 8081) on Rtx-CLPesticides and Rtx-CLPesticides2 Using Hydrogen

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 guard column 5 m, 0.32 mm ID (cat.# 10039)
with universal “Y” Press-Tight connector (cat.# 20406-261)
SampleOrganochlorine pesticide mix AB #2 (cat.# 32292)
2,4,5,6-Tetrachloro-m-xylene (cat.# 32027)
Decachlorobiphenyl (BZ #209) (cat.# 32029)
Hexachlorobenzene (cat.# 32231)
Diluent:n-Hexane
Injection
Inj. Vol.:2 µL splitless (hold 0.3 min)
Liner:Premium 4 mm single taper w/wool (cat.# 23303.5)
Inj. Temp.:250 °C
Purge Flow:50 mL/min
Oven
Oven Temp.:120 °C to 200 °C at 45 °C/min to 230 °C at 15 °C/min to 330 °C at 30 °C/min (hold 2 min)
Carrier GasH2, constant flow
Linear Velocity:81 cm/sec
DetectorMicro-ECD @ 340 °C
Make-up Gas Flow Rate:50 mL/min
Make-up Gas Type:N2
Data Rate:50 Hz
InstrumentAgilent/HP6890 GC