The Agilent 6890N-5973 MSD is a gas chromatograph with a quadrupole mass spectrometer using electron ionization (EI). The Gerstel MultiPurpose Sampler (MPS) allows for automated sample preparation and introduction.
6890 GC Specification:
- Split splitless injector (front), Gerstel CIS-4 PTV injector (rear)
- Full electronic pressure control, up to 500:1 split ratios
- Oven range: ~30 ˚C – 450 ˚C
- Usually has 0.25 mm i.d. column installed
5973 MSD Mass Spectrometer Specifications:
- Electron Ionization (EI) 2-800 m/z, positive ions
- Unit mass accuracy (± 0.2 Da) and resolution (0.6 Da wide peaks)
- Detect C10F8 @ 60:1 signal:noise ratio
- Fast scan at up to 8000 amu/sec
Gerstel MPS Specifications:
- 1 sampling head, no tool changer
- Liquid autosampler (10 µL and 50 µL syringes available)
- Headspace autosampler (heated, purged 2.5 mL syringe)
- Heated agitator (up to 150 ˚C, up to 750 rpm) for headspace preparation
- Can hold 2 rack sample tray with 98 position racks for 1.5 mL vials or 21 position racks for 20 mL vials
Popular Assays:
- Targeted GC/MS metabolomics
- Thermal desorption GC/MS of trapped volatiles
- Organic reaction monitoring by GC/MS
- Headspace sampling of volatile reaction products