The system includes:. - Agilent 5973 EI/CI mass spectrometer detector (MSD) with turbomolecular pump G1099A. - Agilent 6890N Plus Gas Chromatograph (GC). - CTC Analytics Combi PAL liquid and headspace autosampler. - Pre-pump. - Personal computer with ChemStation software. - The Agilent 5973 MSD is a standalone capillary gas chromatography detector. - The Agilent 5973 Mass Selective Detector (MSD) is designed for use with the Agilent 6890 Series Gas Chromatograph. - The Agilent 5973 MSD offers:. Either a 90 l/s vapor diffusion or a 250 l/s turbomolecular high vacuum pump. Rotary vane backing pump. Separately heated electron impact ion source. Separately heated hyperbolic quadrupole mass filter. High energy dynodes (HED) electron multiplication detector. Separately heated GC/MSD interface. Power supplies and control electronics of the instrument. - The Agilent 6890 Plus GC is designed to replace the older model HP 5890 GC. - The Agilent 6890 Series Gas Chromatography System delivers high levels of performance. - The Agilent 6890 Series GC features electronic pneumatic control for all gas pressures and flows. - Integrated sensors automatically compensate for temperature changes and differences in air pressure to achieve accurate and repeatable results. - EPC ensures stable results, reduces the frequency of recalibration and increases laboratory productivity. - The Agilent 6890 Plus GC is considered one of the best gas chromatography systems today, achieving excellent performance for many applications. - The overall thermal performance of the Agilent 6890 GC enables optimal chromatography results, including retention time reproducibility, peak symmetry and retention index accuracy, while enabling fast GC results. - Precise temperature control combined with precise pneumatic control results in excellent retention time reproducibility, the basis for all chromatographic measurements. Capabilities of the Agilent 6890 Plus GC:. - Dual channel design supports two injectors and two detectors. - Full-range digital data output allows quantification of the smallest and largest peaks in a single run. - Full EPC is available for all inlets and detectors. - Control range and resolution are optimized for the specific inlet or detector module. - When using capillary columns, four flow control modes are available: constant pressure, staged pressure (3 levels), constant flow or staged flow (3 levels). - Calculation of average linear column speed. - Compensation of air pressure and temperature is standard, so results do not change even if the laboratory environment changes. - Automatic liquid sampling is fully integrated into the control of the main unit. - Setpoint and automation control can be done via the local keyboard or via a networked data system. - Timely programming can be initiated from the front panel to initiate events (on/off, method start, etc.) at a future date and time. - A real-time deviation log is created for each analysis to ensure that all method parameters have been achieved and maintained. - View all GC and Automatic Liquid Sampler (ALS) setpoints on the GC or data system. The Agilent 6890 Plus GC is a state-of-the-art gas chromatograph that offers excellent performance for all applications. Key applications of the Agilent 6890 Plus GC include:. - Biodiesel. - Chemical Analysis. - Drug screening. - Environment. - Food safety. - Hydrocarbon processing. - Prosecution. - Pesticide determination. - Research laboratories. - Toxicology. Features of the CTC Combi PAL:. - Static headspace and fluid injection combined in a single instrument with optional SPME. - Fluid injection volume up to 500µl for LVI applications. - Syringe-only concept, no sample loop, transfer lines or valves. - Injection into 4 different injectors without hardware changes. - Attachment construction saves work space. - Unparalleled precision and sample capacity. - Compatible with all major GC and GC/MS systems. - Includes Edwards turbomolecular pump HP G1946-80001, code B740-04-000. This refurbished Agilent 5973 Mass Selective Detector MSD, Agilent 6890 Plus GC with SSI & CTC Combi PAL offers a headspace autosampler, liquid injection, PC with appropriate software, backing pump and all necessary cables for full operation. Labprocure is responsible for this device.