Innovative Chromatography Products
www.restek.it
www.restek.it
Questo cromatogramma potrebbe contenere analiti che sono sinonimi dei vostri parametri di ricerca.
Zoom of Pesticide Standard by GCxGC-TOFMS Using Rxi-5Sil MS and Rtx-200
GC_FF1216
| Column | Rxi-5Sil MS 30 m, 0.25 mm ID, 0.25 µm (cat.# 13623) |
| Rtx-200 1.5 m, 0.18 mm ID, 0.20 µm (cat.# 45001) | |
| Sample | Pesticide standard |
| Diluent: | Acetonitrile |
| Injection | |
| Inj. Vol.: | 1 µL splitless (hold 1 min) |
| Liner: | Gooseneck splitless (5 mm) w/deactivated wool (cat.# 22973-200.1) |
| Inj. Temp.: | 250 °C |
| Purge Flow: | 40 mL/min |
| Oven | |
| Oven Temp.: | Rxi-5Sil MS: 90 °C (hold 1 min) to 310 °C at 4 °C/min (hold 2 min) Rtx-200: 100 °C (hold 1 min) to 320 °C at 4 °C/min (hold 2 min) |
| Carrier Gas | He, corrected constant flow (1.8 mL/min) |
| Modulation | |
| Modulator Temp. Offset: | 25 °C |
| Second Dimension Separation Time: | 4 sec |
| Hot Pulse Time: | 1.2 sec |
| Cool Time between Stages: | 0.8 sec |
| Detector | TOFMS |
| Transfer Line Temp.: | 290 °C |
| Analyzer Type: | TOF |
| Source Temp.: | 225 °C |
| Electron Energy: | 70 eV |
| Mass Defect: | -20 mu/100 u |
| Solvent Delay Time: | 5 min |
| Tune Type: | PFTBA |
| Ionization Mode: | EI |
| Acquisition Range: | 45-550 amu |
| Spectral Acquisition Rate: | 100 spectra/sec |
| Instrument | LECO Pegasus 4D GCxGC-TOFMS |
| Notes | Rtx-200 (cat.# 45001) is a 10 m column. A 1.5 m section was cut off and used as the second dimension column. |
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