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Organochlorine Pesticides on Rtx-CLPesticides and Rtx-CLPesticides2 by EPA Method 504.1 (Dual Column Analysis)

Organochlorine Pesticides on Rtx-CLPesticides and Rtx-CLPesticides2 by EPA Method 504.1 (Dual Column Analysis)

PeaksCLP1 tR (min)CLP2 tR (min)
1.Bromodichloromethane2.5042.866
2.Chlorodibromomethane3.2393.740
3.1,2-Dibromoethane (EDB)3.5313.899
4.1,1,1,2-Tetrachloroethane3.9104.166
5.Bromoform3.9354.505
6.1,2,3-Trichloropropane (TCP)4.6554.833
7.1,2-Dibromo-3-chloropropane (DBCP)5.4805.850
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GC_EV1227
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.# 20405)
SampleDibromochloromethane (chlorodibromochloromethane) (cat.# 30271)
Bromodichloromethane (cat.# 30251)
504.1 calibration mix (cat.# 30239)
1,1,1,2-tetrachloroethane (cat.# 30411)
Bromoform (cat.# 30252)
Diluent:n-Hexane
Conc.:10 ng/mL
Injection
Inj. Vol.:2 µL splitless (hold 0.50 min)
Liner:Premium 4 mm single taper inlet liner w/wool (cat.# 23303.1)
Inj. Temp.:200 °C
Purge Flow:50 mL/min
Oven
Oven Temp.:30 °C (hold 2.0 min) to 220 °C at 30 °C/min
Carrier GasHe, constant flow
Linear Velocity:60 cm/sec
DetectorMicro-ECD @ 220 °C
Make-up Gas Flow Rate:50 mL/min
Make-up Gas Type:He
Data Rate:50 Hz
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.
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RELATED CHROMATOGRAM LIBRARY SEARCHES

EPA Method 504.1

,

CLP

,

dual column

,

504.1

,

Organochlorine

,

OCP

,

Pesticides

,

Rtx-CLPesticides

,

Rtx-CLPesticides2

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