Ohio Lumex began over 20 years ago with a cutting-edge mercury analyzer that quickly became the industry standard and continues to be a critical tool for industrial hygienists, first responders, and EPA offices throughout the United States. 


Now a worldwide leader in emissions, air quality, gaseous fuels, and process monitoring and consulting, the company has expanded into four core areas of focus:

  • Instruments, including the design, manufacturing, and distribution of state-of-the-art Continuous Emissions Monitors, Gas Analyzers, Process Monitors and Integrated Monitoring Systems (Hg, CO, CO2, NOx, SO2, HCl, CH4, H2S, NH3, N2, H2, Siloxanes, O2, others), Sorbent Trap Sampling Systems, and Optical Oxygen Sensors.

  • Sorbent Traps, a wide range of the highest quality sorbent traps and tubes, including Hg, HCl, HBr, NH3, SO3, Se, As, Siloxanes, customized to source conditions.

  • Laboratory Services, a NELAP Accredited Laboratory with a specialty in EPA EMC Test Method Analysis, Mercury Analysis, Biogas Analysis, custom projects and methods development, and with the industry’s highest quality and fastest turnaround.

  • Field Services, including environmental testing and consulting, instrument training and service, and onsite sampling and laboratory analysis.


In 2020, Ohio Lumex introduced Elemental Instruments as a new product division with a focus

on analyzers for process, emissions, and air quality monitoring applications.


The product line features a complete array of innovative new technologies as well as traditional

measurement techniques to provide optimal solutions for its customers, including Nondispersive Infrared (NDIR), Ultraviolet Absorption Spectrometry (UVA), Chemiluminescence (CLD), Tunable Diode Lasers (TDL), Red LED Optical Sensors, Electrochemical, and Gas Chromatography (GC, GC-IMS).


Configuration options are available to address the various market needs, including rack-mounted, tabletop, wall, and stack mountable analyzers and integrated systems. Exterior, interior, and purged, hazardous rated enclosures are also available based on application.

Our sustained focus on research and development, drive to innovate, commitment to quality, and dedication to supporting our customers has made us into a recognized industry leader in our areas of expertise.


We pride ourselves on our small company feel and entrepreneurial spirit while producing big results for our customers. 

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