https://www.winsen-sensor.com/sensors/toxic-gas-sensor/mq137.htm
https://www.winsen-sensor.com/sensors/toxic-gas-sensor/mq137.htm
Mq137 Ammonia Gas Detection Gas Sensor Module Qualitative Detection
Rs. 1,907.00 Rs. 2,174.00
MQ137 for NH3 gas alarm, industrial NH3 gas leakage alarm, portable NH3 gas detector.Sensitive material of MQ137 gas sensor is SnO2, which with lower conductivity in clean air. Whe..
Availability:2-3 Days