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NOx Reduction:\u003C/b\u003E \u003Cb\u003EOpal Pure™\u003C/b\u003E zeolites stand out as a superior choice for SCR catalyst applications, surpassing traditional Vanadium-based methods. Demonstrating remarkable catalytic activity at low exhaust temperatures, these zeolites remain efficient and stable even at elevated temperatures. Importantly\u003Cb\u003E, Opal Pure™\u003C/b\u003E zeolites avoid contributing to vanadium emissions, mitigating potential environmental impacts associated with heavy metals.\u003C/p\u003E\n\u003Cp\u003E\u003Cb\u003E2. VOC Separation:\u003C/b\u003E Leveraging the hydrophobic properties of specific zeolites, \u003Cb\u003EOpal Pure™\u003C/b\u003E excels in selectively adsorbing VOCs, effectively isolating these pollutants from exhaust streams. 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N\u003Csub\u003E2\u003C/sub\u003EO Emission Reduction:\u003C/b\u003E Tailored for chemical and automotive industries, \u003Cb\u003EOpal Pure™\u003C/b\u003E zeolites provide metal-exchanged catalyst solutions to selectively reduce nitrogen oxides (NOx) while minimizing the generation of unwanted byproducts, effectively reducing N\u003Csub\u003E2\u003C/sub\u003EO emissions.\u003C/p\u003E\n\u003Cp\u003E\u003Cb\u003EApplications:\u003C/b\u003E\u003C/p\u003E\n\u003Cul\u003E\n\u003Cli\u003EAutomotive SCR (Euro 6)\u003C/li\u003E\n\u003Cli\u003EFuture Regulations Euro 7 / China 7\u003C/li\u003E\n\u003Cli\u003EAutomotive DOC\u003C/li\u003E\n\u003Cli\u003EStationary SCR Catalyst\u003C/li\u003E\n\u003Cli\u003EStationary VOC Catalyst\u003C/li\u003E\n\u003C/ul\u003E\n\u003Cp\u003EDiscover \u003Cb\u003EOpal Pure™\u003C/b\u003E Zeolites, your advanced solution for emission control, setting new standards for environmental responsibility and performance.\u003C/p\u003E\n\u003Cp\u003EConnect with our customer service team to explore how \u003Cb\u003EOpal Pure™\u003C/b\u003E zeolites can contribute to a cleaner future.\u003C/p\u003E\n"}}],"id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content/root/main/section","model":{}}],"id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content/root/main","model":{}},{"organism":"Container.Footer","children":[{"organism":"Breadcrumb.Large","model":{"links":[{"name":"Zeolyst","value":"https://www.zeolyst.com/"},{"name":"Applications","value":"https://www.zeolyst.com/applications.html"},{"name":"Clean Air","value":"https://www.zeolyst.com/applications/emission-control.html"}]},"id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content/root/footer/breadcrumb"},{"organism":"Container.Raw","ref":"https://www.zeolyst.com/_jcr_content/root/footer/inherited.model.json","id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content/root/footer/inherited","model":{}}],"id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content/root/footer","model":{}}],"id":"/conf/shell/settings/wcm/templates/base/structure/jcr_content/root","model":{}}],"model":{"title":"Clean Air","text":"Join the movement for cleaner air with Opal Pure™ zeolites, as Ecovyst—in collaboration with its Zeolyst International joint venture—introduces a breakthrough in emission control solutions. Opal Pure™ zeolites prioritize environmental benefits, delivering outstanding performance in emission control applications across the automotive and chemical industries.","links":[{"name":"canonical","value":"https://www.zeolyst.com/applications/emission-control.html"},{"name":"errorUrl","value":"https://www.zeolyst.com/error.html"},{"name":"hierarchy","value":"en_gb/applications/emission-control"},{"name":"homeTitle","value":"Zeolyst"},{"name":"homeUrl","value":"https://www.zeolyst.com/"},{"name":"locale","value":"en-GB"},{"name":"title","value":"Clean Air | Zeolyst"},{"name":"textDirection","value":"ltr"},{"name":"template","value":"base"},{"name":"contentPath","value":"/content/shell/business/zeolyst/en_gb/applications/emission-control"},{"name":"externalDisclaimerText","value":"Shell plc Legal Disclaimer\r\n\r\nYou are now leaving the Shell website.\r\n\r\nThe link you have selected will direct you to a website that is not controlled by Shell plc or any member of the Shell Group. Accordingly, Shell plc nor any member of the Shell Group endorses, adopts, certifies or otherwise validates the information and material contained on the linked website. This includes its sponsor and any policies, activities or services offered on the site, by any advertiser on the site or linked to the site.\r\n\r\nThank you for visiting the Shell website."},{"name":"themeMode"},{"name":"lastModified","value":"2026-01-02T20:01:06.302Z"},{"name":"themeName","value":"zeolyst"},{"name":"themePath","value":"/etc.clientlibs/amidala/clientlibs/theme-zeolyst"},{"name":"themeCss","value":"/etc.clientlibs/amidala/clientlibs/theme-zeolyst.ACSHASHbf03c79317b1e8b6e1f5c466c5582cb4.css"}],"image":{"src":"https://www.zeolyst.com/applications/emission-control/_jcr_content/root/metadata.shellimg.png/1716930857596/clean-air-hero-image.png","alt":"Blue Sky with Clouds","width":3798,"height":2145}},"id":"/content/shell/business/zeolyst/en_gb/applications/emission-control/jcr_content"}