... . It is applied to detect methane, natural gas, LPG, coal gas, ethane, propane, acetylene, butane, isobutene, ... and other compound (gasoline, industrial solvent, paint, thinner, refrigerant, abluent, sulfur dioxide, ammonia, hydrogen sulfide, methyl acetate ... concentration to full range Specifications:• Detecting Gas: combustible explosive gas (such as natural gas, LPG, etc)• Sensor: semiconductor• ...