DiscovIR-GC System Overview:
Data StationOperating Principle Direct deposition of column eluent on
cryogenically-cooled ZnSe sample discDetection Method Built-in FTIR IR Detector 0.1 x 0.1 mm MCT IR Range 4000–700 Wavenumbers Resolution 4 or 8 cm-1 Data Collection Real-time, with post-run rescan Spectrum Type Transmittance through disc and solid-phase sample Disc Capacity About 50 hours of chromatography Disc Temperature Control -100 to –30°C; ambient to 100°C Unattended operation
Platform | Standard Desktop computer w/ Microsoft Windows™ |
Spectroscopy Package | Thermo Galactic GRAMS/32 AITM |
Standard Features | ? Real-time and post-run data collect ? Chromatographic / spectral workup ? Band chromatograms for chemical classes ? Ratio chromatograms for profiling trends ? Alignment and tuning tools |
Library Search | Library with 4,000 spectra of controlled substances |
DiscovIR-GC Configuration
GC Flow Rates Accepted | 0.1 to 5 ml/min |
GC Temperatures | Programmed up to 420°C |
Sensitivity | Picogram range (e.g. <200 pg of dodecane) |
Chromatograph | Compatible with any GC system (user supplied) |
这种带有光谱分析DiscovIR-GC沉积和检测系统的Agilent 7890A GC状况良好。 它已经在SpectraLab Scientific进行了测试和翻新。
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