Q.E.D. Environmental Systems, Inc. • www.qedenv.com

Q.E.D. VIASENSOR G100 carbon dioxide gas analyzers and G110 monitoring systems measure CO2 levels in brewing vats during fermentation processes. The instruments feature built-in moisture removal and user calibration, as well as download capabilities and data storage for 1,000 readings. Available options include dual temperature, oxygen and relative humidity capabilities.