{"product_id":"scr-asc-diesel-catalyst-170mm","title":"SCR\/ASC Diesel Catalyst 170mm","description":"\u003cp\u003eSCR system\u003cbr\u003eFunction: Selective catalytic reduction, using urea to convert NOx into N₂ and H₂O\u003cbr\u003eFeatures: NOx is reduced by more than 90%, urea injection system is required, working temperature is 250-450℃\u003cbr\u003eSubstrate: Vanadium-based or copper-based molecular sieve\u003c\/p\u003e\n\u003cp\u003eSCR+ASC system\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e（PT coating at the rear 2-3in）\u003c\/span\u003e\u003cbr\u003eFunction: Add ammonia slip catalyst on the basis of SCR\u003cbr\u003eFeatures: Double purification of NOx+NH₃, more complex system\u003cbr\u003eSubstrate: SCR section: Vanadium-based\/Copper-based, ASC section: Copper-based\/Zeolite\u003c\/p\u003e\n\u003cp\u003eASC system\u003cbr\u003eFunction: Ammonia slip catalyst, oxidizing NH₃ to N₂ and H₂O\u003cbr\u003eFeatures: Need to be used with SCR, working temperature is above 150℃\u003cbr\u003eSubstrate: Copper-based molecular sieve or platinum metal\u003c\/p\u003e\n\u003cdiv class=\"resp-table\"\u003e\n\u003cdiv class=\"mobile-table\"\u003e\n\u003cdiv class=\"m-row\"\u003e\n\u003cdiv class=\"m-header\"\u003e\n\u003cp\u003eVanadium-based molecular sieve-Euro 5\u003cbr\u003eActive ingredients: V₂O₅\/WO₃\/TiO₂\u003cbr\u003eApplicable scenarios: traditional SCR system\u003cbr\u003eAdvantages: good high temperature stability, strong sulfur resistance\u003cbr\u003eDisadvantages: poor low temperature activity\u003c\/p\u003e\n\u003cp\u003eCopper-based molecular sieve Euro6 (Euro6 commonly used molecular sieve)\u003cbr\u003eActive ingredients: Cu\/zeolite\u003cbr\u003eApplicable scenarios: Euro6 commonly used\u003cbr\u003eAdvantages: good low temperature activity, non-toxic\u003cbr\u003eDisadvantages: easy to sinter at high temperature\u003c\/p\u003e\n\u003cp\u003eIron-based molecular sieve-Euro6\u003cbr\u003eActive ingredients: Fe\/zeolite\u003cbr\u003eApplicable scenarios: high temperature SCR system\u003cbr\u003eAdvantages: high temperature resistance, low cost\u003cbr\u003eDisadvantages: sensitive to water\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eNote: Product price includes 1pcs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n\/* 复用相同的CSS样式 *\/\n\u003c\/style\u003e","brand":"SVIPCAT","offers":[{"title":"SCR \/ Vanadium-based molecular sieve \/ 170*100mm","offer_id":54025771483482,"sku":null,"price":21.0,"currency_code":"GBP","in_stock":true},{"title":"SCR \/ Vanadium-based molecular sieve \/ 170*152mm","offer_id":54025771778394,"sku":null,"price":33.0,"currency_code":"GBP","in_stock":true},{"title":"SCR \/ Iron-based molecular sieve \/ 170*100mm","offer_id":54025771516250,"sku":null,"price":32.0,"currency_code":"GBP","in_stock":true},{"title":"SCR \/ Iron-based molecular sieve \/ 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