... ,CO,CO2,O2, NO in the automobile exhaust gas gas analyzer,emission analyzer,vechicle analyzerSV-5Q automobile exhaust gas analyzer, in accordance with non-light ... measure the thickness of HC, CO and CO2 in the exhaust gas of vehicles and inspect the density of NO and O2 ... small size, light weight, storage of 500 groups data of exhaust gas measurement. Particularly it is suitable for check along the road ...