The power of multi-award-winning Orbitrap GC-MS technology has so far allowed scientists to break new ground in gain a broader and deeper understanding of their samples through the use of high-resolution, accurate-mass (HRAM) analysis. An unprecedented level of quantitative and qualitative GC-MS performance can be realized easily and routinely with Orbitrap GC-MS, covering all of your GC-MS requirements needs in your research or routine laboratory -- from targeted quantitation, and broad scope screening through to compound discovery workflows.
Thermo Scientific Exactive™ GC Orbitrap™ GC-MS and Q Exactive GC Orbitrap™ GC-MS/MS systems allow you to go beyond what’s possible in your laboratory today and allow you to redefine performance in GC-MS analysis.
Technology Q Exactive GC System Exactive GC System The Analytical ScientistA comprehensive understanding of samples has been out of reach for GC-MS users for too long. The Thermo Scientific Q Exactive GC Orbitrap GC-MS/MS system and the new Thermo Scientific Exactive GC Orbitrap GC-MS system have changed all of that.
Both systems allow scientists working in fields such as food safety, environmental, industrial, forensics and anti-doping to revolutionize their workflows by taking their analytical capability to the next level.
Today, the Q Exactive GC system makes this comprehensive analysis a reality. It is an easy-to-use, dedicated benchtop GC-MS system that provides the highest confidence in compound discovery, identification and quantitation for a comprehensive understanding of your samples. This performance is achieved through the superior resolving power, mass accuracy and sensitivity that only Thermo Scientific™ Orbitrap™ technology can deliver.
The capabilities of the Q Exactive GC system create a paradigm shift for analysis of GC-amenable compounds and signals the start of an exciting new chapter in GC-MS...
The Exactive GC system is an easy-to-use, dedicated GC-MS that provides an unprecedented level of highly sensitive, routine-grade performance for both targeted and non-targeted analysis, along with high confidence quantitation for the ultimate sample analysis workflow. This is achieved through the superior resolving power, mass accuracy, linear dynamic range and sensitivity that only Orbitrap technology can deliver, combined with the intelligent data processing workflows provided by Thermo Scientific™ TraceFinder™ Software.
Click on the dots to learn more about the
technology behind the worlds most anticipated GC-MS
system
Click on the dots to learn more about the
technology behind the worlds most anticipated GC-MS
system
Higher-energy collisional dissociation for MS/MS characterization of ions-used in combination with chemical ionization to help elucidate chemical structures
Curved linear trap for precise ion injection-delivers excellent in-spectrum dynamic range and ensures outstanding HRAM performance across a wide range of concentrations through automatic gain control (AGC)
High transmission of selected masses for low-level detection and quantitation of lowabundance compounds in highly complex matrices
Incredible resolving power up to 120,000 FWHM for the Q Exactive GC at m/z 200 and up to 50,000 FWHM for the Exactive GC at m/z 272, sub-ppm mass accuracy with a high acquisition rate, driving unrivaled spectral quality.
Mass calibration of the Orbitrap Analyzer is extremely fast and complete within 30s. The resulting calibration is stable for many days under normal condisions.
* videos recorded on Q Exactive GC
Every single scan taken using an Orbitrap mass analyzer is accurate and acquisitons rates are fast enough even for narrow GC peaks that are 1-2s wide.
* videos recorded on Q Exactive GC
Switching between resolving powers on the Orbitrap mass analyzer does not significantly compromise sensitivity.
* videos recorded on Q Exactive GC
For lowest possible noise and maximum robustness
Robust, rugged electron impact (EI) and chemical ionization (CI) performance - proven in routine applications in the Thermo Scientific™ ISQ™ and TSQ 8000 series GC-MS systems. Fully removable without breaking vacuum for maintenance or switching to chemical ionization (CI). Also exchangeable for a unique source plug, making GC columns easily exchanged, without venting the MS system.
The Q Exactive GC system source tuning is incredibly fast. The process is complete in ~ 30s.
I’m Rich Whitworth, Editor of The Analytical Scientist. I've been given the exciting opportunity to speak at length with leading experts on the introduction of disruptive new technology: gas chromatography coupled with Orbitrap mass spectrometry. What have I learned? Firstly, that GC-Orbitrap technology has been eagerly anticipated for some time; and secondly, that next generation GC-MS systems will have a resounding impact on diverse application areas, including metabolomics, environmental and food analysis, to name a few. But don't take my word for it. Watch and listen to what Hans Mol, Karl Burgess, Jana Hajšlová - and several other experts - have to say about their first-hand experiences with Orbitrap GC-MS technology.
Dr. Hans Mol
RIKILT, Netherlands
Natural Toxins and Pesticides
Dr. Karl Burgess
Glasgow Polyomics
University of Glasgow, UK
Metabolomics
Prof. Jana Hajšlová
University of Chemical Technology
Prague, Czech Republic
Food Safety and Food Authenticity
Dr. Esteban Abad Holgado
Spanish Council for Scientific Research
Barcelona, Spain
Dioxins and POPs & Emerging compounds
Alexander Makarov, Director,
Global Research Life Science Mass Spectrometry,
Thermo Fisher Scientific, Germany.
Richard Fussell,
Global Marketing Manager - Food and Beverage,
Chromatography and Mass Spectrometry Division,
Thermo Fisher Scientific,
Prof. Joshua Coon
Department of Chemistry
University of Wisconsin, USA
Proteomics and Metabolomics
Thermo Scientific Q Exactive GC Orbitrap GC-MS/MS system has finally arrived. This highly anticipated, high resolution accurate mass (HRAM) GC-MS/MS system has been demanded by scientists around the world working in many different fields ranging from Metabolomics to food safety, industrial to clinical and pharmaceutical analysis.
Until now, GC-MS technology has been limited with respect to the collection of comprehensive qualitative and quantitative sample information with high levels of selectivity, sensitivity and confidence; especially in highly complex samples.
Watch VideoPart-per-trillion level sensitivity of the Q Exactive GC system in full scan with a wide dynamic range and HRAM drives high capacity component detection, even in your most complex samples.
Full scan acquisition (60, 000 resolution at 200 m/z) of a food packaging sample from an extractables and leachables study. Single, unidentified component visible within the complex matrix background.
In addition to the highest quality raw data, the Q Exactive GC system uses newly developed specialist deconvolution software tools to automatically detect components within your sample and generate clean spectra for further data processing steps.
Co-eluting compounds are deconvoluted to obtain clean mass spectra.
Principle component analysis (PCA) generated using Thermo Scientific™ Compound Discoverer™ 2.0 software from a study profiling single malt whiskies of different age declaration using the Q Exactive GC system.
The Q Exactive GC system uses vast, readily available nominal mass electron ionization (EI) libraries (such as NIST and Wiley) to generate candidate compounds. Hits are verified using intelligent exact mass interpretation of the fragmented mass spectrum acquired. Customized HRAM libraries can also be used.
High quality deconvolution of spectra from a Scotch whiskey sample during an authenticity study. Automatic identification of unknown peaks was performed using intelligent identification software.
For further information and/or confirmations of compounds, positive chemical ionization (PCI) can be used to yield molecular ions. These ions can be measured directly in the Orbitrap or after fragmentation in the HCD for further HRAM investigation into the compound structure.
EI, PCI, and PCI - MS/MS spectra (60,000 resolution at m/z 200) of terbuthylazine with fragment structure assignment using Thermo Scientific™ Mass Frontier™ spectral interpretation software.
High selectivity full-scan analysis brings new possibilities to the routine environment: ease of analytical set-up, almost unlimited scope, efficient automatic data processing and retrospective data analysis. The Exactive GC system has the quantitative power of a GC triple quadrupole MS combined with the full-scan high-resolution, accurate-mass (HRAM) capability that only Orbitrap GC-MS technology can offer. This combination will change your workflows, forever.
The Exactive GC system offers routine full-scan operation, possible at 15k, 30k, or 60k resolution (at m/z 200) with sub-1 ppm mass accuracy and full-scan sensitivity down to part-per-trillion concentrations. This capability drives truly powerful broad-scope screening methods for food safety, environmental, anti-doping and many other applications where confident ultra trace-level detection is required in difficult matrices.
Impact of resolving power on the mass accuracy of Pyrimethanil at 10 μg/Kg in leek acquired at different resolutions of 15K, 30K, and 60K. A resolution of 60K is required to resolve the Pyrimethanil ion from the matrix interference to achieve a mass accuracy compatible with the regulatory guidelines of <5ppm.>5ppm.>
100 repeat injections of a tomato extract spiked at 10 μg/Kg shows sensitivity is maintained over the 66 hours of continual operation.
Mass accuracy at the limit of identification (0.5-5 μg/Kg) for 51 pesticides in leek, orange and tomato matrices. The consistent low mass errors provides high confidence in positive identifications.
Even when using non-targeted full-scan acquisition, the Exactive GC system provides the quantitative capability of a GC triple quadrupole instrument operating in selected reaction monitoring (SRM) mode. Sensitivity (
Instrument detection limit (IDL) of 150 pesticides in mixed vegetable matrix using a GC Orbitrap system (full-scan 60k at m/z 200) and GC-MS/MS system (SRM) with a fast GC separation.*
* Data collected on the Q Exactive GC system. The Exactive GC system provides the same level of performance when operated under the same conditions. Please refer to Exactive GC Specification Sheet (PS10506) and Exactive GC Technical Note (TN10511).
Automatic compound identification in a non-targeted way was once science fiction. Today, with the Exactive GC system and TraceFinder software, it’s a reality. The sensitivity, selectivity and dynamic range of the Exactive GC system provides an unprecedented level of component coverage in GC-MS, and TraceFinder software intelligently mines data sets using automated software workflows that ultimately identify components within the sample. Data interpretation is available in minutes, instead of weeks, and an entirely new host of new possibilities is unleashed within your laboratory.
Part-per-trillion level sensitivity of the Exactive GC system in full-scan, with a wide dynamic range and HRAM drives high capacity component detection, even in your most complex samples. Specially designed algorithms perform spectral deconvolution, and generate high-fidelity spectra for each component detected.
Refined mass spectra are then screened against spectral libraries to generate candidate compound lists based upon thresholded library match scores.
High-resolution filtering (HRF) algorithm uses accurate-mass information to discriminate againstcandidates based on elemental composition for every ion in the mass spectrum. This provides a high confidence identification of components detected.
Component spectrum from peak at 7.8 minutes is library searchable and matched to multiple candidates in NIST 2014 spectral library.
The list of proposed candidates are filtered based on a combination of search index and HRF to quickly propose an identity with a high degree of confidence. In this example, the list of 35 candidates are sorted based on search index and HRF to tentatively identify the compound as benzoic acid, methyl ester.
High-resolution filtering (HRF) algorithm uses accurate-mass information to discriminate againstcandidates based on elemental composition for every ion in the mass spectrum. This provides a high confidence identification of components detected.
TraceFinder software allows the use of multiple library sources for automatic compound identification and these can be both nominal mass or exact mass. These can be existing spectral libraries that have been developed in-house, commercially available libraries such as NIST or Wiley or official Orbitrap GC-MS libraries. The scope of your non-targeted analysis can be easily adjusted; to narrow the scope: a more restricted library or sub-library can be configured; to broaden the scope: larger libraries or combinations of libraries can be used.
The Instant Connect SSL (Split/Splitless) injector features an optimized thermal profile developed to avoid sample discrimination in split and splitless mode, allowing the broadest range of analytes to be accurately injected. Its cool injector head guarantees minimum thermal stress to the septum, therefore reducing bleed and extending septa lifetime. Also available with concurrent backflushing.
The Instant Connect PTV (Programmed Temperature Vaporizing) injector combines the "discrimination-free" performance of a cold injector with the robustness of a vaporizing injector. Merging fast heating and cooling performance with the inertness of the injector chamber and large sample capacity, this injector is the ideal choice for trace analysis in dirty matrices and for thermally labile compounds. Also available with concurrent backflushing.
A unique solution to a difficult problem, this proprietary split/splitless injector module greatly reduces helium consumption, by using helium only to supply carrier gas flow to the capillary column, while using nitrogen for all other injection processes, including the septum purge, split, and sample vaporization.
The Instant Connect-FID (Flame Ionization Detector) offers the highest sensitivity and a wide dynamic range with rapid acquisition speed, making it ideal for extremely fast GC applications.
The newly-designed micro-volume Instant Connect-TCD (Thermal Conductivity Detector) is used in a wide variety of capillary and packed column applications. Due to its exceptional thermal stability and fast response, this non-destructive detector provides exceptional sensitivity over the widest range of applications.
The new Instant Connect-ECD (Electron Capture Detector) is excellently optimized for trace analysis in challenging samples. Its miniaturized cell, equipped with a purged, removable anode, has been designed to guarantee the utmost sensitivity while maximizing robustness towards the matrix effect.
Built upon the proven sensitivity of the Thermo Scientific Nitrogen Phosphorous Detectors (NPD), the new Instant Connect-NPD brings exceptional flexibility to the determination of specific components with the adoption of multiple dedicated ion sources.
The Instant Connect-FPD (Flame Photometric Detector) provides excellent sensitivity and response stability for the most demanding sulphur applications, as well as phosporous or tin determinations. Its extended operating temperature range and dual wavelength capability further expand its applicability.
Retention time stability on 10 consecutive runs of hydrocarbon mix. Retention time standard deviation is always ≤1/1000 minute.
Outstanding retention time stability is achieved, even in the most complex GC and GC-MS applications, through the use of innovative and unique IEC (integrated electronic control) modules. This stability guarantees industry-leading 0.001 psi control through the entire working range. These miniaturized gas controls, integrated within every injector or detector module for compact, self-sufficient fully-featured devices, deliver strictly controlled pressure or flow to columns and detectors. Setting constant or ramped pressures and flows is easy through the software or the local user interface, while the electronic control maintains the stability during every run for exceptional retention time, accuracy, and precision. To further enhance analytical performance, the IEC module also supports the automated leak check of the injector and column installed and column evaluation procedures.
The TRACE 1300 Series GC quickly reaches near-ambient temperatures.
Fast oven temperature cycling and excellent retention time performance mean that high-precison, high-productivity data sets can be realized. This type of data is especially important to facilitate statistics in larger batches, e.g., in "-omics"-type studies with many biological or technical replicates.
A perfect match for the Q Exactive GC system, the Thermo Scientific™ TriPlus™ RSH autosampler utilizes robotic sample handling to expand automated capabilities beyond liquid, headspace, and solid-phase microextraction (SPME) injections to advanced sample handling cycles. Your results benefit from improved precision and reproducibility, while your laboratory gains unique advantages from the system's unattended operations and sample handling flexibility.
The TriPlus RSH autosampler provides excellent repeatability with microsamples, down to 5 µL in a vial. This feature is particularly interesting for trace analysis, radioactive samples, or samples requiring expensive internal standards.
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