... Catalyst for Purification of ACN Tail-gas PZT-903 SCR DeNOX Catalyst Hydro-conversion Catalyst PT Zinc Oxide Desulfurizer HR Reforming ... application.The PXZT has successfully developed a PZT-303 SCR DeNOX Catalyst for coal-fire power plant. The catalyst has high ... activity, high rate of DeNOX, high strength, wear resistance, anti-poisoning, SO2 oxidation resistance, ...