ANALYTICAL SOLUTIONS GCANALYTICAL SOLUTIONS

GC
ANALYTICAL
SOLUTIONS
Analysis of USEPA 8141 Organophosphorous
ENV 74
ENVIRONMENTAL
Pesticides on SolGel-1msTM
SolGel-1ms, 0.25µ
µm film
100ppm in dichloromethane
30m x 0.25 mm ID
50°C, 1 min.
30°C/min to 190°C, 3 min
10°C/min to 300°C
300°C, 5 min.
Mass Spectrometer
He, 26.6 psi
1.8 mL/min.
On
35 cm/sec at 50°C
Splitless
0.5 min
60mL/min
1 µL
250°C
No
4 mm ID Single Taper Liner
092017
054795
113400
113409
Full scan 45-450
Phase:
Sample:
Column:
Initial Temp:
Rate 1:
Rate 2:
Final Temp:
Detector Type:
Carrier Gas:
Carrier Gas Flow:
Constant Flow:
Average Linear Velocity:
Injection Mode:
Purge on Time:
Purge on (Split)Vent Flow:
Injection Volume:
Injection Temperature:
Autosampler:
Liner Type:
Liner Part Number:
Column Part Number:
ms-NoVent™ Part no.:
HP5973 restrictor:
Full Scan / SIM:
3
Components
1. 4-Chloro-3-nitrobenzotrifluoride
2. Dichlorvos
3. 1-Bromo-2-nitrobenzene
4. α-Mevinphos
5. Ethoprop
6. Tri-n-Butyl phosphate
7. Naled
8. Sulfotepp
9. Phorate
10. Diazinon
11. Disulfoton
12. Methyl parathion
13. Ronnel
14. Fenthion
15. Chlorpyrifos
16. Trichlorinate
17. Tetrachlorvinphos
18. Tokuthion
19. Tributyl phosphorotrithioate
20. Fensulfothion
21. Impurity
22. Triphenyl phosphate
23. Guthion
24. Unknown
25. Coumaphos
16 00 00 0
2
12 00 00 0
1
6
4
5
13
10
80 00 00
9
40 00 00
7
12
8
15
16
22
17 18
20
14
19
21
11
23
25
24
0
4.0 0
6.0 0
8.00
10.00
12.00
14.00
16.00
18.00
20.00
22.00
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