ZHANG Xiaoshui, ZHANG Shujin, GAO Shengguo, GU Yongqian

(Zheng Zhou Winsen Electronics Technology Co., Ltd., Zhengzhou, Henan 450001)

Abstract: The nitrogen dioxide gas sensor for controlled potential electrolysis was developed by using PTFE multi -hole hydrophobic membrane and diffusing electrode of microparticle gold powder. The working principle of this sensor is expressed, the process of development is described, and the results of measurement are discussed and analyzed.

Key words:  nitrogen dioxide, sensor, controlled potential electrolysis