{"product_id":"prime-guard-diesel-exhaust-fluid-def-1-gallon-iso-22241-certified-ready-to-use","title":"Prime Guard Diesel Exhaust Fluid (DEF) 1 Gallon — ISO 22241 Certified, Ready-to-Use","description":"\u003cstrong\u003ePrime Guard PRIM00203 is a one-gallon bottle of ultrapure Diesel Exhaust Fluid (DEF) formulated for diesel engines with Selective Catalytic Reduction (SCR) systems.\u003c\/strong\u003e\n\n\u003cp\u003eDesigned to meet strict international purity and concentration criteria, Prime Guard DEF helps SCR-equipped diesel vehicles operate within EPA-compliant emissions parameters. This ready-to-use, formaldehyde-free solution is manufactured to ISO 22241, AUS 32 and DIN 70070 specifications and carries API certification, ensuring it matches the quality requirements demanded by modern diesel aftertreatment systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Prime Guard DEF fit into my vehicle's emissions system?\u003c\/h3\u003e\n\u003cp\u003eDEF is injected into the exhaust stream ahead of the SCR catalyst where it converts harmful NOx into nitrogen and water vapor under high-temperature conditions. Using a properly specified DEF prevents deposits and preserves catalyst performance for reliable emissions control.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFormulated for SCR-equipped diesel engines to support NOx reduction.\u003c\/li\u003e\n  \u003cli\u003eUltrapure composition minimizes crystallization and injector fouling.\u003c\/li\u003e\n  \u003cli\u003eMeets ISO 22241 purity standards required by OEM systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this DEF work with my vehicle and fueling routine?\u003c\/h3\u003e\n\u003cp\u003ePrime Guard DEF is compatible with diesel vehicles that require AUS 32\/DEF meeting ISO 22241. It is packaged for straightforward storage and use—open and pour into the vehicle’s designated DEF tank while following manufacturer refill intervals and vehicle alerts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAPI certified and compliant with AUS 32 and DIN 70070 concentration expectations.\u003c\/li\u003e\n  \u003cli\u003eSold in a one-gallon container for convenient top-ups and portability.\u003c\/li\u003e\n  \u003cli\u003eReady-to-use; no mixing or dilution needed before refilling your DEF tank.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat handling and storage precautions should I follow?\u003c\/h3\u003e\n\u003cp\u003eDEF is a non-flammable, urea-based aqueous solution but should be stored cool and out of direct sunlight to preserve quality. Keep containers sealed when not in use and avoid contamination from fuels, oils, or other liquids that can damage SCR components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStore between recommended temperatures and keep the cap tightly closed.\u003c\/li\u003e\n  \u003cli\u003eHandle with clean, dry equipment to prevent impurities entering the DEF tank.\u003c\/li\u003e\n  \u003cli\u003eDispose of empty containers in accordance with local regulations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Prime Guard PRIM00203 1-gallon DEF is suited to owner-operators, fleet managers, and technicians who maintain light- to heavy-duty diesel vehicles equipped with SCR systems and need a certified, ready-to-use DEF to keep emissions systems functioning correctly. It’s also a practical choice for drivers who prefer to carry a portable supply for refill convenience between service stops.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Prime Guard DEF ready to use or does it need mixing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Prime Guard DEF is ready to use; no dilution or mixing is required before adding to your vehicle's DEF tank.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this DEF meet industry purity standards?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It meets ISO 22241, AUS 32 and DIN 70070 standards and carries API certification for SCR compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Prime Guard","offers":[{"title":"Default Title","offer_id":48087020208286,"sku":"B08H6VW68C","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/prime-guard-def-front-label.jpg?v=1785914179","url":"https:\/\/northtrailauto.ca\/products\/prime-guard-diesel-exhaust-fluid-def-1-gallon-iso-22241-certified-ready-to-use","provider":"North Trail Auto","version":"1.0","type":"link"}