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Ammonia Gas Sensor - MQ-137
SPARKFUN￥22,980税込￥25,2781個33日以内出荷Description。The MQ-137 is an Ammonia(NH3)gas sensor from Winsen. The sensing element is SnO2， which has lower conductivity in clean air. When NH3(Ammonia)gas exists， the sensor's conductivity gets higher along with the gas concentration rising. A simplアズワン品番67-0427-39
