GC Chromatograms

GC CHROMATOGRAMS | ENVIRONMENTAL
Pesticides
Organochlorine Pesticide Mix AB #2 on Rtx®-CLPesticides and Rtx®-CLPesticides2 (0.25 mm ID column set)
Rtx®-CLPesticides
Rtx®-CLPesticides2
GC_EV00940
Columns Rtx®-CLPesticides 30 m, 0.25 mm ID, 0.25 μm (cat.# 11123)
and Rtx®-CLPesticides2 30 m, 0.25 mm ID, 0.20 μm (cat.# 11323)
using Rxi® guard column 5 m, 0.25 mm ID (cat.# 10029)
with Siltek® treated universal “Y” Press-Tight® connector (cat.# 20486)
Sample Organochlorine pesticide mix AB #2, 8–80 μg/mL each component in hexane/toluene (cat.# 32292)
Pesticide surrogate mix, EPA 8080, 8081 pesticide surrogate mix, 200 μg/mL each component in acetone (cat.# 32000)
Injection
Inj. Vol.:
0.5 μL splitless (hold 0.5 min)
Liner: Cyclo double taper (2 mm) (cat.# 20908)
Inj. Temp.: 250 °C
Oven
Oven Temp: 125 °C to 200 °C at 45 °C/min to 230 °C at 12.5 °C/min to 330 °C at 30 °C/min (hold 2 min)
Carrier Gas He, constant linear velocity
Linear Velocity: 41 cm/sec @ 125 °C
Detector ECD @ 330 °C
Notes
This chromatogram was obtained using an Agilent μ-ECD. To obtain comparable results, you will need to employ a μ-ECD
in addition to confirmational dual columns connected to a 5-meter guard column using a “Y” Press-Tight® connector.
Peaks
1. 2,4,5,6-Tetrachloro-mxylene
(SS)
2. -BHC
3. -BHC
4. -BHC
5. -BHC
6. Heptachlor
7. Aldrin
8. Heptachlor epoxide
(isomer B)
9. -Chlordane
10. -Chlordane
GC_EV00941
11. Endosulfan I
12. 4,4'-DDE
13. Dieldrin
14. Endrin
15. 4,4'-DDD
16. Endosulfan II
17. 4,4'-DDT
18. Endrin aldehyde
19. Endosulfan sulfate
20. Methoxychlor
21. Endrin ketone
22. decachlorobiphenyl (SS)
Organochlorine Pesticides on Rtx®-CLPesticides Columns (0.18 mm ID column set)
Rtx®-CLPesticides
Rtx®-CLPesticides2
Dual column
analysis in less
than 8 minutes!
GC_EV00892
Columns Rtx®-CLPesticides 20 m, 0.18 mm ID, 0.18 μm (cat.# 42102)
and Rtx®-CLPesticides2 20 m, 0.18 mm ID, 0.14 μm (cat.# 42302)
using IP deactivated guard column 5 m, 0.53 mm ID (cat.# 10045)
with SeCure® “Y” connector kit with universal “Y” Press-Tight® connector (cat.# 20276)
Sample Organochlorine pesticide mix AB #2 (cat.# 32292)
Pesticide surrogate mix, EPA 8080, 8081 (cat.# 32000)
Injection
Inj. Vol.:
0.5 μL splitless (hold 0.75 min)
Liner: Splitless taper (2 mm) (cat.# 20796)
Inj. Temp.: 250 °C
Oven
Oven Temp: 140 °C (hold 1 min) to 250 °C at 35 °C/min (hold 1 min) to 330 °C at 35 °C/min (hold 3 min)
Carrier Gas He, constant linear velocity
Linear Velocity: 20 cm/sec @ 140 °C
Detector μ-ECD @ 350 °C
Instrument Agilent/HP6890 GC
Notes
cat.# 32292 = 8-80 μg/mL each component in hexane/toluene
cat.# 32000 = 200 μg/mL each component in acetone
Peaks
1. 2,4,5,6-Tetrachloro-m-xylene (SS)
2. -BHC
3. -BHC
4. -BHC
5. -BHC
6. Heptachlor
7. Aldrin
8. Heptachlor epoxide
9. -Chlordane
10. -Chlordane
11. Endosulfan I
GC_EV00893
12. 4,4'-DDE
13. Dieldrin
14. Endrin
15. 4,4'-DDD
16. Endosulfan II
17. 4,4'-DDT
18. Endrin aldehyde
19. Endosulfan sulfate
20. Methoxychlor
21. Endrin ketone
22. Decachlorobiphenyl (SS)
This chromatogram was obtained using an Agilent μ-ECD. To obtain comparable
results, you will need to employ a μ-ECD in addition to confirmational dual columns
connected to a 5-meter guard column using a “Y” Press-Tight® connector.
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