Profile: Midwest Group specializes in providing water quality monitors, gas detectors, air monitors and gas element analyzers. Our semiconductor gas sensor is used in gas leakage detecting equipment. It is suitable for detecting LPG, i-butane, propane, methane, alcohol, hydrogen and smoke. Our automotive emission analyzer is equipped with aluminum alloy drain separator. It can be used to measure engine speed at idling mode. We also offer infrared gas analyzer, which is designed to analyze the process gas of petroleum, chemical, metallurgical, machine-building and ceramic industries.