Chromatography Columns 2013+ - page 290-291

Rxi CapillaryColumns • 800-356-1688 • 814-353-1300 • www.restek.com/rxi 9
GC_EV00821b
2,4-dinitrophenol
1,4-dioxane
N-nitrosodimethylamine
pyridine
0.5ngon-column
concentration!
0.000
0.200
0.400
0.600
0.800
1.000
Rxi-5msmanufacturerAmanufacturerBmanufacturerCmanufacturerDmanufacturer Emanufacturer F0.000
0.050
0.100
0.150
0.200
0.250
0.300
Rxi-5msmanufacturerAmanufacturerBmanufacturerCmanufacturerDmanufacturer Emanufacturer F
Mean response factor for
2ngof pyridine
Peaksymmetry forpyridineor2,4-dinitrophenol is
excellent fromanRxi™-5mscolumn, evenwith
0.5ngon-column!
Mean response factor for
2ngof 2,4-dinitrophenol
Column Column
ResponseFactor (RF) ResponseFactor (RF)
AnRxi™-5mscolumngives thebestoverall
performance forbothbasicandacidiccompounds.
Inaddition topyridine, 2,4-dinitrophenol, anacidiccompound,wasacquiredat 2ng
on-column. AnRxi™-5ms columngives thebest response for both thebasic compound
and theacidic compound. Comparisonof 30m x0.25mm ID, 0.25μm columns.
7.10 7.20 7.30
GC_EV00829