Urea 46% Automotive Grade (A Marka) is a high-purity urea specifically manufactured for the production of AdBlue® / AUS32 / Diesel Exhaust Fluid (DEF).
The product complies with ISO 22241 requirements and is fully suitable for use in SCR (Selective Catalytic Reduction) systems, ensuring safe operation of modern diesel engines.
This grade of urea is free from metallic contamination, dissolves completely without residue, and meets strict impurity limits required for automotive emission control applications.
Chemical Purity Specification
| Parameter | Specification |
|---|---|
| Urea Purity | ≥ 99.5% |
| Biuret | ≤ 0.3% |
| Moisture | ≤ 0.5% |
| Insoluble Matter | ≤ 20 mg/kg |
| Aldehydes | ≤ 5 mg/kg |
| Heavy Metals (Fe, Zn, Cu, Al) | ≤ 0.2 mg/kg |
| Phosphate, Sulfate | ≤ 0.5 mg/kg |
| Calcium, Magnesium | ≤ 0.5 mg/kg |
Physical Characteristics
| Parameter | Specification |
|---|---|
| Appearance | White, free-flowing prilled or granular |
| Odor | Odorless |
| Density | 1.335 g/cm³ |
| Melting Point | 132 – 135 °C |
AdBlue / DEF Compatibility
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Fully compliant with ISO 22241
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Suitable for SCR systems
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No metallic contamination permitted
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Completely soluble without residue
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Conductivity: ≤ 1.0 mS/cm (25 °C)
Packaging Options
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25 kg bags
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50 kg bags
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Jumbo / Big Bags (optional)
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Moisture-proof, anti-static packaging
Applications
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Production of AdBlue® / AUS32 / DEF
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Automotive diesel SCR systems
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EURO 4 / EURO 5 / EURO 6 engines
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Industrial automotive chemical formulations
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