... nickel as main active component, alumina oxide as carrier, HTRO-N oxygen-removal adsorbent is a kind deoxidizer with high adsorbing ... *4.5-5.5Bulk density, kg/l≥1.0Crushing strength, N/cm≥98Deoxidation activity mlO2/g deoxidizer≥20Remaining oxygen,ppm≤0 ... gas Inlet oxygen content, ppm≤4000Feedstock gas inlet dew point°C≤-60Space velocity, hr-1100-300(gas),0.5-3.0 ...