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    AI Overview
    AdBlue® is a high-purity, 32.5% urea solution (AUS 32) registered by the VDA (Verband der Automobilindustrie) to reduce NOx emissions in diesel vehicles with Selective Catalytic Reduction (SCR) technology. It is often branded as DEF (North America), ARLA32 (Brazil), or simply AUS32, and must meet ISO 22241 standards. The VDA certifies producers to ensure quality and prevent contamination, providing assurance that the fluid will not damage sensitive SCR components. 
    Key Aspects of VDA Certified AdBlue® (AUS 32) 
    • Composition: 32.5% technical grade urea and 67.5% de-mineralized water.
    • Purpose: Used in Diesel engines with SCR systems (Euro 4, 5, 6) to reduce nitrogen oxide levels by 80-90%.
    • Standardization: Must strictly comply with ISO 22241-1 to 4.
    • VDA Certification: Ensures manufacturers maintain high-purity production standards,, as noted on the VDA QMC website. 
    Commonly Used Terms 
    • AdBlue: Registered trademark of the VDA (predominantly Europe/Australia/Asia).
    • DEF (Diesel Exhaust Fluid): Common term in North America.
    • AUS 32: Aqueous Urea Solution 32% (Technical term).
    • ARLA 32: Agente Redutor Liquido de Óxido de Nitrogênio Automotivo (Brazil). 
    Why Choose VDA Certified Products 
    1. Engine Protection: Prevents damaging SCR catalysts and injectors due to contamination.
    2. Performance: Ensures optimal urea concentration for efficient nitrogen reduction.
    3. Compliance: Meets stringent environmental regulations for diesel emissions. 
    Note: AdBlue is not a fuel additive and must be stored in a dedicated tank. 
    • AdBlue – VDA QMC
      AdBlue® Auditing and certification of AdBlue® manufacturers. In SCR systems (SCR=selective catalytic reduction), the chemical synt...
      VDA QMC
    • AdBlue® | VDA
      Around the world, the demands for reducing the emissions of commercial vehicles and passenger cars are increasing. SCR systems (SC...
      Verband der Automobilindustrie e.V. | VDA
    • What is AdBlue® / DEF / ARLA 32 ? - AdBule | Diesel engine ...
      AdBlue ® is the registered trade mark of VDA-Verband der Automobilindustrie. The brand name was called in Europe, Australia, and N...
      諾瓦材料
    • AdBlue® (aka DEF/AUS32/ARLA32) - Tradiax
      AdBlue® is a non-toxic aqueous urea solution of highest purity, whose quality specifications are defined by the ISO 22241 norm. As...
      Tradiax
    • Why Should People Choose AdBlue® With VDA Certificate？
      Jul 3, 2024 — - **Quality Assurance**: The VDA certificate ensures that AdBlue® products follow a high standard of quality management system dur...
      Guangzhou EverBlue Technology Co.,Ltd.
    • 6 things to know about AdBlue®, DEF, AUS32, ARLA32
      A urea solution for the treatment of industrial fumes may have a different composition: 36% or 40% urea for example. In this case,
      Palamatic Process
    • AdBlue® or AUS 32 (Diesel Exhaust Fluid) Specifications - INCOBlue
      Innoco Oil is an ISO 222 41 Audited and VDA Certified AdBlue® manufacturer since year 2015, the 1st in Singapore and South East As...
      www.incoblue.com
    • Bharat Diesel Exhaust Fluid AUS 32
      Produced using 32.5% high-grade automotive urea and deionized water, Bharat DEF AUS 32 meets ISO 22241 standards to ensure complet...
      Bharat Lubricants
    • AdBlue – VDA QMC
      AdBlue® Auditing and certification of AdBlue® manufacturers. In SCR systems (SCR=selective catalytic reduction), the chemical synt...
      VDA QMC
    • AdBlue® | VDA
      Around the world, the demands for reducing the emissions of commercial vehicles and passenger cars are increasing. SCR systems (SC...
      Verband der Automobilindustrie e.V. | VDA
    • What is AdBlue® / DEF / ARLA 32 ? - AdBule | Diesel engine ...
      AdBlue ® is the registered trade mark of VDA-Verband der Automobilindustrie. The brand name was called in Europe, Australia, and N...
      諾瓦材料
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    My Ad Center

    Web results

    AdBlue® | VDA


    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › ... › AdBlue®
    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › ... › AdBlue®
    The quality of AdBlue® (urea AUS 32) is extremely important for its trouble-free use in motor vehicles, so the requirements are set out in the ISO Standards ...Read more
    Missing: DEF ‎| Show results with: DEF

    AdBlue – VDA QMC


    VDA QMC
    https://vda-qmc.de › vda-zertifizierungen › adblue
    VDA QMC
    https://vda-qmc.de › vda-zertifizierungen › adblue
    In SCR systems (SCR=selective catalytic reduction), the chemical synthesis product urea AUS 32 (AdBlue®) is used to reduce NOx exhaust gases.Read more
    Missing: DEF ‎| Show results with: DEF

    6 things to know about AdBlue®, DEF, AUS32, ARLA32


    Palamatic Process
    https://www.palamaticprocess.com › en-us › blog › six-...
    Palamatic Process
    https://www.palamaticprocess.com › en-us › blog › six-...
    AdBlue must be manufactured according to ISO 22241. The AdBlue brand itself is owned by the German Association of the Automobile Industry (VDA). It is this ...Read more
    People also ask
    What is AUS 32 in AdBlue?
    AdBlue (AUS32) is an essential SCR system. Urea water is a colorless and harmless liquid used in cosmetics, medicines and fertilizers, so no special qualification is required to handle it. AdBlue (Advanced Urea Water) Supplement Needed Every Run.

    AdBlue(AUS32) is essential for next-generation diesel engines


    novax-material.com
    https://www.novax-material.com › uploads › files
    novax-material.com
    https://www.novax-material.com › uploads › files
    What is VDA AdBlue?
    AdBlue® – globally registered trademark of the VDA

    AdBlue® is used worldwide for the purification of motor vehicle exhaust emissions. The product is a clear, non-toxic urea solution (AUS 32), and its use is both safe and environmentally friendly.

    AdBlue® | VDA


    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › ... › AdBlue®
    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › ... › AdBlue®
    What is DEF AUS 32?
    Produced using 32.5% high-grade automotive urea and deionized water, Bharat DEF AUS 32 meets ISO 22241 standards to ensure complete compatibility with all Selective Catalytic Reduction (SCR) systems. Its ultra-low impurity levels safeguard injectors, prevent crystallization, and reduce maintenance costs.

    Bharat Diesel Exhaust Fluid AUS 32


    Bharat Lubricants
    https://www.bharatlubricants.com › products › diesel-exh...
    Bharat Lubricants
    https://www.bharatlubricants.com › products › diesel-exh...
    Can I drive without AdBlue on my Mercedes?
    If you run out of AdBlue, your diesel vehicle will not be able to start or continue driving for long. AdBlue is a fluid used in diesel engines to reduce harmful emissions - so, if the AdBlue tank runs dry, the system detects this and triggers a warning on your dashboard.Feb 25, 2026

    What is AdBlue? Why does your car need it? | RAC Drive


    RAC
    https://www.rac.co.uk › drive › advice › emissions › adb...
    RAC
    https://www.rac.co.uk › drive › advice › emissions › adb...

    Web results

    What is AdBlue® / DEF / ARLA 32 ? - AdBule | Diesel engine ...


    諾瓦材料
    https://ad.novax-material.com › product › clsdetail
    諾瓦材料
    https://ad.novax-material.com › product › clsdetail
    AdBlue® /DEF/ ARLA 32 is a 32.5% solution of high-purity urea in de-mineralized water that is clear, non-toxic and safe to handle. It is non explosive, non ...Read more
    Missing: certificate ‎| Show results with: certificate

    AdBlue® (aka DEF/AUS32/ARLA32)


    Tradiax
    https://tradiax.com › adblue
    Tradiax
    https://tradiax.com › adblue
    Tradiax only sells premium quality AdBlue® produced by VDA audited and certified partners. AdBlue® (aka DEF/AUS32/ARLA32) · Automotive Grade Urea (46%N) ...Read more
    Missing: certificate ‎| Show results with: certificate

    Why Should People Choose AdBlue® With VDA Certificate？


    Guangzhou EverBlue Technology Co.,Ltd.
    http://www.everbluesolution.com › blog › why-should-p...
    Guangzhou EverBlue Technology Co.,Ltd.
    http://www.everbluesolution.com › blog › why-should-p...
    Jul 3, 2024 — The VDA certificate ensures that AdBlue® products follow a high standard of quality management system during production, thereby ensuring product consistency ...Read more

    International Standard Specification and Certification for ...


    Shandong New Blue Environmental Protection Technology Co.,Ltd
    https://www.newbluechina.com › Knowledges
    Shandong New Blue Environmental Protection Technology Co.,Ltd
    https://www.newbluechina.com › Knowledges
    Jul 25, 2024 — The international standard specifications comply with ISO 22241/DIN 70070: establishing production records, sampling inspections, distribution ...Read more

    AdBlue® Licensees A


    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › dam › 2023-04-12_Lizenz...
    Verband der Automobilindustrie e.V. | VDA
    https://www.vda.de › dam › 2023-04-12_Lizenz...
    PDF
    Apr 21, 2026 — Introduction: The VDA-license grants the use of the trademark AdBlue® for marketing purposes. VDA-licensees may grant sublicenses to their ...Read more
    23 pages

    AdBlue® Specifications: ISO 22241


    Crown Oil
    https://www.crownoil.co.uk › fuel-specifications › adblu...
    Crown Oil
    https://www.crownoil.co.uk › fuel-specifications › adblu...
    Jun 30, 2021 — AUS 32 Diesel Engine Fluid (AdBlue®) must meet ISO 22241 specifications in order to be used in Euro 6 diesel engines. Learn what these specifications are.Read more

    Sumit Bhatnagar's Post


    LinkedIn · Sumit Bhatnagar
    10+ reactions · 4 years ago
    LinkedIn · Sumit Bhatnagar
    10+ reactions · 4 years ago
    Product with Highest Quality Raw Material AdBlue® - Diesel Exhaust Fluid (DEF) / AUS32 is utilized in vehicles equipped with SCR technology.
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