SÜLFÜRİK ASİT VE NİTRİK ASİT  KATALİZÖRLERİ N20 VE NOX GİDERME SO2 OKSİDASYON    BASF Catalyst Active Component(s) Shape Application O4-110, O4-111 V2O5 Extrudates, Rings and Star Rings Oxidation of SO₂to SO₃in the production of sulfuric acid by the Contact Process. O4-115 V2O5, Cs Rings and Star Rings Oxidation of SO₂to SO₃in the production of sulfuric acid by […]