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32-20BS 20% CO2 90% Oxygen

GASCO 32-20BS 20% Carbon Dioxide, Balance Oxygen 90% (this is not balance air), Certification NIST, Made in the USA

 

Our Precision Calibration Gas also known as Cal Gas, is used for the Calibration and Maintenance of Gas Detectors and Sensors. All of our GASCO Calibration Gas Cylinders ship with a Certificate of Analysis (COA). GASCO Calibration Gas meets or exceeds the requirements of the Original Gas Detection Equipment Manufactures Specifications. GASCO Calibration Gas is National Institute of Standards and Technology (NIST) Traceable, GASCO Calibration Gas is Made in the USA, and produced using an ISO 9001:2008 certified process.