IAQ Calibration Gas (35 ppm CO, 1000 ppm CO2)
IAQ Calibration Gas (35 ppm CO, 1000 ppm CO2)
Our 35 ppm carbon monoxide (CO) and 1000 ppm carbon dioxide (CO2) calibration gas is NIST traceable and comes with a certificate. The calibration gas is typically used for calibrating indoor air quality meters such as the TSI Velocicalc.