2003
Volume 2
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• 7 •
furans. The column also shows potential as a
replacement for high-cyano confirmation phases
with poor thermal stability and short lifetimes. We
continue towork to optimize a temperature pro-
gram that resolves all of the toxic congeners, with a
goal of eliminating the need for confirmation.
If you are involved in the analysis of dioxins and
furans, andwould like additional information about
Rtx
®
-Dioxin columns, please contact FrankDorman
at 1-800-356-1688, ext. 2186, or by e-mail at
Acknowledgements
Chromatography courtesy of KarenMacPherson and Eric Reiner,
OntarioMinistry of the Environment, Etobicoke, ON, Canada.
Referencematerials courtesy of Brock Chittam, Wellington
Laboratories, Guelph, ON, Canada.
Ordering Information
|
Rtx
®
-DioxinColumns
ID
df (µm)
temp. limits
40-Meter
60-Meter
0.18mm 0.10
-60°C to 380°C
10756
—
0.25mm 0.15
-60°C to 380°C
—
10755
Table 1—
Excellent agreement betweenRtx
®
-Dioxin column and round-robin study data.
Column / 2,3,7,8-tetrachlorodibenzofuran (pg/g)
Sample
DB-5*
DB-225**
Rtx
®
-Dioxin
Median***
Mean***
Fly Ash A
250
21
30
28
32
Fly Ash B
2100
300
378
390
390
Fly Ash C
170
19
28
27
32
*5% diphenyl column.
**high-cyano column.
***n > 110 laboratories.
Mass Spectrometry Basics
C. G. Herbert andR. A. W. Johnstone
CRCPress, 2002, 496 pp.
ISBN 0-8493-1354-6
cat.# 21461
Liquid Chromatography-Mass Spectrometry: An Introduction
B. Ardrey
JohnWiley, 2003, 296 pp.
ISBN 0-471-49799-1
cat.# 21462
DNAChromatography
D. T. Gjerde, C. P. Hanna andD. Hornby
Wiley-VCH, 2002, 244 pp.
ISBN 3-527-30244-1
cat.# 21463
Chromatography and Separation Science
S. Ahuja
Academic Press, 2002, 250 pp.
ISBN 0-12-044981-1
cat.# 21464
Flavor, Fragrance, andOdor Analysis
R. Marsili
Marcel Dekker, 2001, 440 pp.
ISBN 0-8247-0627-7
cat.# 21465
Solid PhaseMicroextraction. APractical Guide
S. A. ScheppersWercinski
Marcel Dekker, 1999, 264 pp.
ISBN 0-8247-7058-7
cat.# 21466
Advances in Chromatography, Volume 42
P. R. Brown and E. Grushka
Marcel Dekker, 2003, 448 pp.
ISBN 0-8247-0950-0
cat.# 21467
NewBooks Available fromRestek
Dioxin 2003
Dioxin 2003
T
he annual meeting of world experts on these
important and controversial materials, the 23rd
International Symposium onHalogenatedOrganic
Pollutants and Persistent Organic Pollutants, will be
held at theWestin Copley PlaceHotel, Boston, MA,
August 24-29, 2003.
Specialists in dioxin researchwill makemore than
500 presentations and discuss current knowledge.
"Hot topics" sessions will focus on endocrine dis-
rupters, Arctic POPs, neurotoxicity, ultimate trace
method, andmore.
For details, visit
or contact
Laura Biringer, 617-262-3424 /
Dioxins and Furans by GC-High ResolutionMS...
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