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Technical ArticlesJul 12, 2026

Automotive Urea (AdBlue/DEF) Buying & Usage Guide: Keep Your SCR System Running Reliably

Understand what automotive urea (AdBlue/DEF) is, how to meet GB29518-2013, and how logistics fleets should purchase and store DEF to avoid SCR clogging and excess emissions — practical tips from LV BAI JIA.

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Technical ArticlesJun 12, 2025

How Biuret Content Affects SCR Nozzle Clogging — and How to Control It

Biuret is a key DEF indicator. Excess levels can crystallize and clog SCR injectors, reducing NOx conversion efficiency.

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