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About product and suppliers:
        Alibaba.com offers 3,504 air quality detector products. About 58% of these are gas analyzers, 2% are industrial metal detectors, and 2% are alarm. 

A wide variety of air quality detector options are available to you, such as gas sensor, temperature sensor, and auto testing machine. You can also choose from resistance sensor, capacitance sensor, and temperature controller. As well as from analog sensor, digital sensor, and switching transducer. And whether air quality detector is free samples, or paid samples. 

There are 3,502 air quality detector suppliers, mainly located in Asia. The top supplying countries are China (Mainland), South Korea, and United States, which supply 98%, 1%, and 1% of air quality detector respectively. 

Air quality detector products are most popular in North America, Western Europe, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 2,370 with ISO9001, 805 with Other, and 139 with ISO14001 certification.