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Diesel Exhaust Fluid Urea Solution

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  • 15

    Jan

    About AdBlue

    Adblue consists of 32.5% high purity urea and 67.5% deionized water. Colorless, translucent, non toxic, corrosive, pH value is 10; It can dissolve continuously at high temperature and crystallize above minus 11.5 ℃. Under normal circumstances, vehicle urea is harmless to human body (only wash with a large amount of soapy water or clean water after contacting the skin, but remember not to enter the...
  • 23

    Oct

    Introduction of AdBlue

    Diesel exhaust fluid (commonly known as: DEF, AdBlue , Aqueous urea solution) is a consumable that must be used in SCR technology. Its composition is 32.5% high-purity urea and 67.5% deionized water. AdBlue is classified as a non-dangerous product and it is a transparent liquid with a slight ammonia smell. If it splashes, the water evaporates and crystals form. Today, cars and trucks and other app...
  • 19

    Sep

    Common Questions about AdBlue

                                   Automobile manufacturers are subject to various rules and these rules are increasingly being driven by environmental issues. The latest emission regulations (called Euro 6) came into effect in 2016 and pose special challenges to the development of diesel engines. Most of these require new...
  • 14

    Aug

    Disadvantages of using Inferior AdBlue®

    Disadvantages of using inferior AdBlue® 1. The purity of low-quality car urea is low and certain impurities, such as heavy metals, can quickly weaken the activity of the SCR catalyst even become ineffective by poisoning. 2. The impurity particles in inferior AdBlue® may block the injection system, especially the nozzle. 3. Impurities in AdBlue® for low-quality vehicles may block t...
  • 17

    Jul

    What Car Needs to Use AdBlue®

    AdBlue is an essential product for heavy-duty diesel vehicles to meet the Chinese National IV emission standards.AdBlue for vehicles refers to aqueous urea solution with a urea concentration of 32.5% and ultrapure water as the solvent and the raw materials are urea crystals and ultrapure water. For heavy-duty trucks, buses and other diesel vehicles to meet the National IV emission standards, a sui...
  • 08

    Jul

    What is AdBlue

    Diesel exhaust fluid (commonly known as: aqueous urea solution,AUS 32;called AdBlue in China and Europe, called DEF in the Americas, and called ARLA32 in Brazil. AdBlue is a high-purity transparent liquid composed of 32.5% high-purity urea and 67.5% deionized water, with a slight smell of ammonia. If it splashes, the water evaporates and crystals form. AdBlue is used in cars, trucks, buses and hea...
  • 21

    Jun

    About the SCR Technology

    What is SCR technology? "SCR" is the abbreviation of Selective Catalytic Reduction Technology, which is a technology used for the after-treatment of diesel vehicle exhaust to reduce harmful nitrogen oxide emissions from vehicles. The reducing agent used in the SCR technology is vehicle urea solution. Almost all major engine manufacturers need to use this technology to meet the emission requirement...
  • 02

    Jun

    Aqueous urea solutions AUS 32, AUS 40

    Aqueous urea solutions AUS 40, AUS 32 are NOx reducing agents. Aqueous urea solution AUS 32 reduces nitrogen oxide emission from auto exhaust system. The solution is injected to diesel engine exhaust systems before selective reduction catalyst, consequently due to the solution reaction with nitrogen oxide gasses emissions are converted to water vapour and nitrogen. This technology o...
    Tags : AUS 32 AUS 40
  • 08

    May

    How to Distinguish Between Qualified and Unqualified Urea Solution

    How to Distinguish Between Qualified and Unqualified Urea Solution The concentration of the urea solution is one of the key factors. The concentration of urea solution directly affects the catalytic efficiency of NOx and the freezing point of the urea solution, and also affects the parameter setting of the aftertreatment system. The concentration of the high-quality automotive urea solution must b...
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