Pure Chromatography
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Dibenzothiophene (Including C1-C4 Substitution) Elution Area for a Diesel Sample on Rxi-1ms and Rtx-FLD (GCxGC-TOFMS, Extracted Ions)
GC_PC1205
| Column | Rxi-1ms 60 m, 0.25 mm ID, 0.25 µm (cat.# 13326) with Rxi-1ms 60 m, 0.25 mm ID, 0.25 µm (cat.# 13326) |
| Rtx-FLD 1.5 m, 0.25 mm ID, 0.10 µm, | |
| Sample | Diesel fuel #2 composite (cat.# 31093) |
| Diluent: | Methylene chloride |
| Conc.: | 5,000 µg/mL |
| Injection | |
| Inj. Vol.: | 1 µL split (split ratio 50:1) |
| Liner: | Premium 4 mm Precision inlet liner w/wool (cat.# 23305.1) |
| Inj. Temp.: | 275 °C |
| Split Vent Flow Rate: | 100 mL/min |
| Oven | |
| Oven Temp.: | Rxi-1ms: 40 °C (hold 1 min) to 320 °C at 1.3 °C/min (hold 1 min) Rtx-FLD: 45 °C (hold 1 min) to 325 °C at 1.3 °C/min (hold 1 min) |
| Carrier Gas | He, corrected constant flow (2 mL/min) |
| Modulation | |
| Modulator Temp. Offset: | 20 °C |
| Second Dimension Separation Time: | 3 sec |
| Hot Pulse Time: | 1 sec |
| Cool Time between Stages: | 0.5 sec |
| Detector | TOFMS |
| Transfer Line Temp.: | 300 °C |
| Analyzer Type: | TOF |
| Source Temp.: | 250 °C |
| Electron Energy: | 70 eV |
| Mass Defect: | 50 mu/100 u |
| Solvent Delay Time: | 10 min |
| Tune Type: | PFTBA |
| Ionization Mode: | EI |
| Acquisition Range: | 45 to 450 amu |
| Spectral Acquisition Rate: | 200 spectra/sec |
| Instrument | LECO Pegasus 4D GCxGC-TOFMS |
| Notes | The Rtx-FLD column is an experimental column and is not yet commercially available. Extracted Ions: 184, 198, 212, 226, 240 |
RELATED CHROMATOGRAM LIBRARY SEARCHES
Sulfur in diesel
,Sulfur speciation
,GCxGC
,Comprehensive Two-Dimensional GC
,Diesel
,Dibenzothiophene
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Restek Corporation, U.S., 110 Benner Circle, Bellefonte, PA 16823
Copyright © 2019 Restek Corporation. All rights reserved.
A Company of Owners
Cookies allow for a variety of features that make your visit to Restek more enjoyable. By using this website, you agree to the use of cookies in accordance with our guidelines. For more information, see our privacy policy.