Home > Product > Category: Industrial instruments > Sub-Category: Stack and Process Gas

Teledyne API

TAPI offers a complete line of Air Quality Monitoring (AQM) instrumentation, which complies with the Environmental Protection Administration (EPA), European Union (CEN), and other requirements for the measurement of criteria pollutant gases consisting of CO, SO2, NOX, Ozone and others.

California Analytical Instruments

California Analytical Instruments, Inc. (CAI) has been a premier provider of quality gas analyzers and systems for use in industrial, environmental, process, health & safety, and automotive emissions measurement applications for over 20 years. CAI utilizes technologies such as: Chemiluminescence, Non-Dispersive Infrared (NDIR), Flame Ionization Detection (FID), Paramagnetic, FTIR, and Photoacoustic Infrared Spectroscopy (PAS) for measurement of virtually any gas.

Millennium Instruments

The Millennium / Napp Stack Sampling Equipment is designed to be used a isokinetic sampling systems for collecting data in accordance with various EPA Reference Methods.

Perma pure LLC

Baldwin Sample Conditioners Industrial uses include gas sample conditioning for process monitoring or environmental compliance monitoring. Stack gases must be conditioned to convert hot, wet and dirty gases into the cool, dry and clean samples required by analyzers. Perma Pure offers complete systems to accomplish this sample preparation as well as individual components for incorporation into other conditioning systems.

MOCON - Baesline

Mocon, Inc. - Baseline manufactures custom gas analyzers and detectors for toxic gas detection, environmental monitoring, mud logging hydrocarbons during oli and gas exploration, specialty and beverage gas analysis. MOCON - Baseline also produces the award winning piD- TECH® series of photoionization sensor. 


The HORIBA Group of worldwide companies provides an extensive array of instruments and systems for applications ranging from automotive R&D, process and environmental monitoring, in-vitro medical diagnostics, semiconductor manufacturing and metrology, to a broad range of scientific R&D and QC measurements. Proven quality and trustworthy performance have established widespread confidence in the HORIBA Brand. Inspired by our unique motto, “JOY and FUN,” we focus on social responsibilities by building state-of-the-art products for scientific advancement; especially for protecting health, safety, and the environment. “HORIBARIANs,” the HORIBA employees all over the world, are looking forward to working with you and providing the best analytical solution for your needs.

Nutech Instruments

Headquartered in Texas, Nutech Instruments Inc is a technology leader in Volatile Organic Compounds (VOCs) analysis, monitoring and testing. Nutech is one of the listed suppliers for VOCs instrument in US EPA method TO-15A. And we are the very few companies worldwide who can offer complete solutions for lab, portable and online VOCs analysis & monitoring.

In US EPA TO-15 VOCs analysis field, Nutech is one of the very few companies worldwide who fully master the 3-stage cryogenic traps preconcentration technology. And in portable VOCs analysis filed, we offer the most lightweight portable THC & NMHC analyzer around the world.