... 3,Typically used in biological and chemical experiment ZJKY 2005 Carbon dioxide gas sensor1,Range: 0~5000ppm, 2,Resolution: 10ppm3 ... ,Application: The carbon dioxide gas sensor uses single-wave non-dispersive infrared (NDIR ... s patented self-calibration technology. It has high sensitivity to carbon dioxide, compact structure, low dependence on humidity, low cost, ...