• NEW Laboratory Solutions

    Learn about our advanced laboratory gas and water solutions.


    APIMS Made Easy – Real-time, multi-species monitoring for ALL critical impurities in bulk gases; industry-leading detection limits.

  • MAX300-RTG Industrial Gas Analyzer

    Need an analyzer that delivers continuous gas analysis in real-time, provides complete quantitative stream composition analysis, and precise process control?  

  • MAX300-BIO Bioreactor/Fermentation Gas Analyzer

    Utilizes quadrupole mass spectrometer technology to quantify bioreactor gases from multiple reactors within a facility and reports the data to the control system in real-time.

Leaders in Mass Spectrometers & Gas Analyzers

Extrel, a Process Insights brand, is the premiere supplier of real-time gas analyzers for process control, environmental monitoring, and cutting-edge laboratory research.

Founded in 1964, Extrel has focused exclusively on perfecting the use of quadrupole mass spectrometers for gas and ion analysis, resulting in a set of products known for affordability, exceptional performance, durability and ease-of-use.


Extrel leads in quadrupole mass spectrometer products for process and laboratory applications. Our  solutions and systems are used in a wide variety of mission critical applications.


Extrel delivers real-time gas analyzers that are affordable, accurate, versatile and robust to meet the demands of many different applications and industries. 


Extrel is a Process Insights brand.  

For decades, the Process Insights’ global brands – ATOM Instrument, Tiger OpticsExtrelCOSA XentaurAlpha Omega InstrumentsLAR Process Analysers, Hygrocontrol, and MBW Calibration have optimized the process and research industry around the globe.

The Process Insights’ solutions and technologies ensure safe operations, increase production quality, protect the environment, improve asset lifecycle while optimizing levels of efficiency and throughput. 

The premium sensors, monitors, detectors, analyzers, instrumentation, and software are mission-critical to continually improve quality, reduce disruptions, downtime, and lost productivity while keeping your operations, personnel, and the environment safe.


Our Solutions

  • NEW 440 kHz QPS Power Supply

    High Performance Power Supply for large ion quadrupole analysis, clusters, and biomolecules

  • Extrel Gas Analyzer MAX300-RTG

    Gas Analysis Systems

    MAX300-RTG uses cutting edge quadrupole mass spectrometer technology to deliver continuous online composition monitoring of industrial gas streams. Rapid, accurate gas analysis enables high-precision reactor control and increased production efficiency.

  • Extrel Gas Analyzer MAX300-RTG

    Flange-Mounted Mass Spectrometers & Residual Gas Analyzers

    Extrel offers a wide range of flange mounted Quadrupole Mass Spectrometers (QMS) and Residual Gas Analyzers (RGAs) that can fit any application or budget.

    centers of excellence

    Extrel CMS


    575 Epsilon Drive
    Pittsburgh, PA 15238

    P: +1 412 9637530

    E: info@process-insights.com

    Process Insights


    4140 World Houston Pkwy, Suite 180
    Houston, TX 77032 USA

    +1 713.947.9591

    E: info@process-insights.com

    Process Insights

    EMEA Region

    Lyoner Straße 15
    60528 Frankfurt, Germany

    P: +49 69 20436910

    E: info@process-insights.com

    Process Insights


    No. 258 Yi He Road
    Wujiang Economic and Technology Development Zone
    215200 Suzhou, Jiangsu Province China

    P: +86 21 5068 8521

    E: info@process-insights.com