... earth compound oxide compound coordination function, causes in the exhaust CO,HC, NOX has the oxidation, the reduction, thus transforms ... ", 2.75, " 3"· Lower burning temperature: · CO: ≤241°C · HC: ≤246°C · NO2: ≤264°CHigher conversion efficiency: · CO: ≥96% · HC: ≥95% · NO2: ≥90%· ... of λ· good performance against high temperature · ruduces emission of CO .HC NOx by up to 98%· Can be provided in ...