600
GC CHROMATOGRAMS |
ENVIRONMENTAL
Diesel Range Organics (DRO)
Column:
Rtx
®
-5, 15m, 0.25mm ID, 0.25µm (cat.# 10220)
Sample:
500µg/mL Diesel Fuel Composite standard (cat.# 31093) in methylene chloride
Inj.:
1.0µL splitless (hold 0.5 min.), 4mm single gooseneck inlet liner (cat.# 20904)
Inj. temp.:
260°C
Carrier gas:
helium, constant pressure
Linear velocity:
76cm/sec. @ 50°C
Oven temp.:
50°C (1 min.) to 330°C @ 20°C/min.
Det.:
FID @ 330°C
Diesel Fuel
Rtx®-5
GC_EV00669
conventional
20°C/min.
temperature program
DRO Mix
Rtx®-5
1. C10
2. C12
3. C14
4. C16
5. C18
6. C20
7. C22
8. C24
9. C26
10. C28
1
2
3
4
10 9 8
7
6
5
Column:
Rtx
®
-5, 30m, 0.53mm ID, 1.0µm (cat.# 10255)
Sample:
Direct injection of DRO Mix (cat.# 31064)
Conc.:
50ng/µL
Oven temp.:
40°C (hold 2 min.) to 310°C
@ 12°C/min. (hold 10 min.)
Inj./det. temp.:
280°C/310°C
Carrier gas:
helium @ 65cm/sec.
FID sensitivity:
8 x 10
-11
AFS
min.
5
10
15
20
25
GC_EV00069
For Biodiesel chromatograms,
see pages 644–646.
Website :
E-mail :
TelNo : 03 9762 2034 . . . in AUSTRALIA
Mar 2011
