560
GCCHROMATOGRAMS |
ENVIRONMENTAL
Semivolatiles
SemivolatileOrganics
USEPAMethod526 (Screening)
Rtx®-5SilMS
GC_EV00656
Column:
Rtx
®
-5Sil MS, 30m, 0.25mm ID, 0.25µm (cat.# 12723)
Sample:
US EPAMethod 526Mix 1µL 10ppm (20ppm IS)
Primary Dilution Standard/Semivolatiles/EPA 526 (cat.# 31691)
Surrogate Standard/Method 526 (cat.# 31693)
Internal Standard/Method 526 (cat.# 31692)
Inj.:
1.0µL splitless (hold 0.3min.),
4mmDrilledUniliner
®
inlet liner (cat.# 21055)
GC
Agilent 6890
Inj. temp.:
300°C
Carrier gas:
helium, constant flow
Flow rate:
0.8mL/min.
Oven temp.:
50°C (hold 1min.) to 200°C@ 20°C/min. (hold 5min.)
to 310°C@ 30°/min. (hold 3min.)
Det:
Agilent 5973GC/MS
Transfer line temp.: 280°C
Scan range:
35-550amu
Solvent delay:
5.5min.
Tune:
DFTPP
Ionization:
EI
1. nitrobenzene
2. 2,4-dichlorophenol
3. 1,3-dimethyl-2-nitrobenzene (SS)
4. 2,4,6-trichlorophenol
5. acenaphthene-d10 (IS#1)
6. azobenzene*
7. prometon
8. terbufos
9. diazinon
10. fonofos
11. phenanthrene-d10 (IS#2)
12. disulfoton
13. acetochlor
14. cyanazine
15. triphenylphosphate (SS)
16. chrysene-d12
*Compound listed inmethod,
1,2-diphenylhydrazine, decomposes to
azobenzene.
Column:
Rtx
®
-5Sil MS, 30m, 0.25mm ID, 0.25µm (cat.# 12723)
Sample:
US EPAMethod 528Mix 1µL 5ppm standard
Phenol Stock CalibrationSolution (cat.# 31694)
Internal Standard PhenolsMethod 528 (cat.# 31696)
Surrogate Fortification Standard/Phenols (cat.# 31692)
5ng each analyte on-column
Inj.:
1.0µL pulsed splitless (hold 0.5min.),
4mmDrilledUniliner
®
inlet liner (cat.# 21055), pulsed pressure
50psi for 0.5min.
GC:
Agilent 6890
Inj. temp.:
220°C
Carrier gas:
helium, constant flow
Flow rate:
1.3mL/min.
Oven temp.:
40°C (hold 1min.) to 220°C@ 12°C/min.
(hold 0min.) to 300°C@ 30°C/min. (hold 1min.)
Det:
Agilent 5973GC/MS
Transfer line temp.: 280°C
Scan range:
35-550amu
Solvent delay:
5.5min.
Tune:
DFTPP
Ionization:
EI
Phenols
USEPAMethod528
Rtx®-5SilMS
GC_EV00664
1. phenol
2. 2-chlorophenol-3,4,5,6-d4 (SS)
3. 2-chlorophenol
4. 2-methylphenol
5. 2-nitrophenol
6. 2,4-dimethylphenol-3,5,6-d3 (SS)
7. 2,4-dimethylphenol
8. 2,4-dichlorophenol
9. 4-chloro-3-methylphenol
10. 1,2-dimethyl-3-nitrobenzene (IS#1)
11. 2,4,6-trichlorophenol
12. 2,4-dinitrophenol
13. 4-nitrophenol
14. 2,3,4,5-tetrachlorophenol (IS#2)
15. 2-methyl-4,6-dinitrophenol
16. 2,4,6-tribromophenol (SS)
17. pentachlorophenol
Optimized
resolution!
Excellent sensitivity
andpeak shape
at5ngon-column.
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E-mail :
TelNo : 03 9762 2034 . . . inAUSTRALIA
Mar 2011
