579
GCCHROMATOGRAMS |
ENVIRONMENTAL
Herbicides
Column:
Rtx
®
-CLPesticides2, 30m, 0.32mm ID, 0.25µm (cat.# 11324) and
Rtx
®
-CLPesticides, 30m, 0.32mm ID, 0.32µm (cat.# 11141), with
5m x 0.32mm IDRxi
®
deactivated guard tubing (cat.# 10039),
connected usingDeactivatedUniversal “Y” Press-Tight
®
Connector (cat.# 20405-261)
Sample:
200ng/mL HerbicideMix#1 (cat.# 32055) in hexane
1,000ng/mL HerbicideMix#2 (cat.# 32057) in hexane
20,000ng/mL HerbicideMix#3 (cat.# 32059) in hexane
200ng/mL HerbicideMix#4 (cat.# 32062) in hexane
250ng/mL Herbicide Internal Standard (cat.# 32053) in hexane
400ng/mL Herbicide Surrogate (cat.# 32050) in hexane
Inj.:
1.0µL splitless (hold 0.75min.),
4mm CycloDoubleGooseneck inlet liner (cat.# 20895)
Inj. temp.:
250°C
Carrier gas:
helium, constant pressure
Flow rate:
36cm/sec.@ 70°C
Oven temp.:
70°C (hold 0.5min.) to 190°C@ 25°C/min. (hold 1min.) to 300°C@ 11°C/min. (hold 5min.)
Det.:
µ-ECD@ 325°C
Rtx®-CLPesticides
Rtx®-CLPesticides2
1. dalaponmethyl ester
2. 3,5-dichlorobenzoic acidmethyl ester (SS)
3. 4-nitroanisole
4. DCAAmethyl ester (SS)
5. dicambamethyl ester
6. MCPPmethyl ester
7. MCPAmethyl ester
8. dichlorpropmethyl ester
9. 4,4'-DBOB (IS)
10. 2,4-Dmethyl ester
11. pentachloroanisole
12. 2,4,5-TPmethyl ester
13. 2,4,5-Tmethyl ester
14. chlorambenmethyl ester
15. 2,4-DBmethyl ester
16. dinosebmethyl ester
17. bentazonmethyl ester
18. DCPA
19. piclorammethyl ester
20. acifluorfenmethyl ester
C. contaminant
Herbicides
USEPAMethod8151A
Rtx®-CLPesticides&Rtx®-CLPesticides2
GC_EV00971
GC_EV00971A
<13min.
chlorophenoxyacid
herbicideanalysis!
Fully resolvebentazonand
piclorammethyl esters
Website :
E-mail :
TelNo : 03 9762 2034 . . . inAUSTRALIA
Mar 2011
