Regarding the Health Supervision and Occupational Health Environment Monitoring of the Center for Disease Control and Prevention, Non dispersive Infrared Method, Carbon Monoxide Analyzer, National Standard Method, CO Selection Guide
GBT/T 160.28-2004 "Determination of Toxic Substances in the Workplace" complies with GB/T18204.2-2014 "Methods for Health Inspection of Public Places Part 2: Chemical Pollutants", GBZ/T300.37-2017 "Determination of Toxic Substances in Workplace Air Part 37: Carbon Monoxide and Carbon Dioxide", and GB/T9801-1988 "Determination of Carbon Monoxide in Air Quality Non dispersive Infrared Method"