... principle, Wheatstone bridge structure for combustible gas sensor Hydrogen catalytic gas sensor MC108 operate on the catalytic ... industrial field such as natural gas, LPG, coal gas, alkane ect combustible gas, and gasoline, Alcohol, ketone ... , benzene ect organic solvent;Combustible gas leaking alarm or detectors;Gas concentration meter. Specification TypeMC108SeriesCatalyticStandard coverPlasticWorking ...