With more than three decades in environmental services, QED Environmental Systems is a global manufacturer known for its work in gas detection, analysis and remediation. Its equipment serves environmental operators and specialized users such as breweries and medical facilities, while its three ISO 17025-accredited calibration laboratories support the long-term accuracy of its gas analyzers.
ISO 9001
ISO/IEC 17025
ATEX
CSA
IECEx
MCERTS
ISO17025
Quality certification
GASTEC CORPORATIONFounded in 1970, GASTEC Corporation makes gas and simple water-quality measuring equipment that turns invisible hazards into readable information, with detector tubes at the heart of its work. Based in Ayase, Japan, the 180-person company develops, manufactures, sells and services measurement systems used from workplace safety and environmental monitoring to research and science education. Its quality system for detector tubes and related equipment is certified to ISO 9001, while its GV-100 sampling pump has been tested to ISO 17621:2015.CLARENCE, NY
Ohio Lumex Co., IncFounded in 1999, Cleveland-based Ohio Lumex develops analytical instruments and measurement systems for industrial emissions, gaseous fuels, air quality, and life-science research. The company is especially known for its mercury-measurement technology, which became a U.S. EPA standard, and it pairs those instruments with an NELAP- and A2LA-accredited laboratory and field services. Its expanded laboratory and engineering operation supports customers with gas analysis from development through onsite testing.SOLON, OH
SensorconFounded in 2003, Sensorcon has built its name around portable gas monitoring for people who need quick, dependable awareness of hazardous exposure. From its Buffalo, New York facility, the company makes and tests its Inspector sensors for professional users, while its ISO 9001:2015 certification reflects the quality system behind that work. Sensorcon also keeps its instruments in service through calibration and factory renewal programs.BUFFALO, NY
Calgaz LtdCalgaz began as a Cambridge, Maryland, company in 1976 and became an Air Liquide-owned business after pioneering the calibration-gas market. Its development of the four-gas “Quad” mixture in 1991 helped simplify instrument testing, and the company now supports safety-critical users worldwide through three manufacturing sites. Calgaz’s quality system includes ISO 9001, ISO/IEC 17025, and ISO 17034 accreditations.CAMBRIDGE, MD