PeCDFs Isomers
-----------------0
~TM
5-MS ;
ultra-Iovv bleeding column
100
RT-070212-13
100
• #<
19.00
20.00
20.57
20.50
21.00
21.89
21.65
21.50
22.00
21.73
2: VoRageSIR14 Channels EI+
339.8597
3.42e7
22.94
\.
22.50
23.00
23.50
2: VoRageSIR14 Channels EI+
339.8597
1.03e7
meoe
Column: MEGA-5 MSXii-iI.15mm,0.1OlJm, 30m
CatalogCode:MS-5XIL-0I5-010-30
Retention Gap: DPTMDS 0.25mm, 2.5m
CatalogCode:RETG-DPTMDS-025-2-5
Connector: Press-FitUnion
CatalogCode:PFITUN-O15-025-1
Conditions
OvenProgram: 160°C,10oOmin,190°C,2.so0min, 255°C,
4°0min, 31
o-c,
CarrierGas: Heliumpressure programmed from
400kPa to 526kPa
@
3kPaimin.
Injector:direct deactivated glass liner, heated
@
260°e.
10
RT-070212-11
100
19.00
19.50
20.00
20.50
21.00
21.50
22.00
21.84
22.50
23.00
23.50
2: VoRageSIR14 Channels EI+
339.8597
1.05e7
19.49 - 1,2,3,6,8 - PeCDF
20.57 - 1,2,3,7,8 - PeCDF
21.65 - 2,3,4,6,7 - PeCDF
21.73 - 1,2,3,6,9 - PeCDF
21.84 - 1,2,4,8,9 - PeCDF
21.89 - 2,3,4,7,8 - PeCDF
22.94 - 1,2,3,8,9 - PeCDF
Sample
AIITCDFspresents inWellingtonLaboratories capillary column
performance test mixture (WellingtonLabs. catalog code:TDTFWD),
except:
1,2,3,6,9 - PeCDF
(@
25pgluLinnonane)
1,2,4,8,9 - PeCDF
(@
25pgluLinnonane)
19.00
19.50
20.00
20.50
21.00
21.50
22.00
22.50
23.00
fromCambridge IsotopeLabs.
Acknowledgement: Dr.Paul H.Peterman, U.S.GeologicalSurvey,ColumbiaEnvironmental Research Center,4200New Haven Road - Columbia- Missouri - 6520I U.5A
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