ISO 22241-1:2019 – Diesel Engines

What is ISO 22241-1:2019- Diesel engines — NOx reduction agent AUS 32 — Quality requirements? ISO 22241-1:2019 is an international standard that specifies the quality requirements for a diesel engine emission control fluid known as AUS 32. AUS 32 stands for “Aqueous Urea Solution 32.5%,” and it is commonly used as a reducing agent in […]