
WHAT IS DIESEL EXHAUST FLUID (DEF)
water for specific use in Selective Catalytic Reduction (SCR) systems. Using this fluid in diesel-powered vehicles, such as
trucks, buses, and tractors, helps to reduce the amount of nitrogen oxides (NOx) emitted into the air by 90%. It is not a fuel additive and must be filled into the dedicated Diesel Exhaust Fluid tank on your diesel vehicle.
WHY DO I NEED DEF
How Diesel Exhaust Fluid Works
.DEF is key to helping improve fuel economy by up to five percent while simultaneously reducing exhaust emissions.
According to ISO22241 standard | ||
Test Items | Unit | specification |
T-nitrogen | % | >46 |
moisture | % | <0.5 |
Biuret | % | <0.9 |
alkalinity(NH3) | % | <0.05 |
aldehyde | mg/kg | <15.4 |
insoluble matter | mg/kg | <61.5 |
PO4 | mg/kg | <1.5 |
Ca | mg/kg | <1.5 |
Fe | mg/kg | <1.5 |
Cu | mg/kg | <0.6 |
Zn | mg/kg | <0.6 |
Ni | mg/kg | <0.6 |
Cr | mg/kg | <0.6 |
Mg | mg/kg | <1.5 |
Na | mg/kg | <1.5 |
K | mg/kg | <1.5 |
Al | mg/kg | <1.5 |




Why choose us
Q1: whats is your MOQ?
A: 1*20'Container (20mt)
Q2: what is the available package?
A: 50kg/bag, 1000kg/bag
25kg/bag (with quantity above 200mt)
OEM packing (with quantity above 500mt)
Q3:What's the delivery lead time?
A: 5 days based on quantity below 500mt.
Q4: Do you have a third party certificate?
A: yes, our product has been tested and approved in SGS
Q5: Can i get my shipment tested at the loading port?
A: yes, we can arrange the SGS at loading port, with quantity above 200mt, we will bear that inspection cost for you
Q6: Is pallet necessary for loading?
A: pallet is necessary when urea is loaded in 20'container, if you use 40'container, pallet is only necessary for the top layer.
Q7: Can you arrange origin certificate like FORM A/FORM F for our import customs clearance?
A: sure, we will do that for you
Q7: Can i get a free sample?
A: free sample within 1kg is available, courier cost will be on customer's account