Vehicle exhaust gases

Nitrogen oxides (NOx) reduction agent for exhaust gases of vehicles with diesel engines, Aqueous UreaSolution 32 (AUS 32) – Requirements and test methods

The provisions of this Decision lay down:

(a) The quality characteristics of the nitrogen oxides reduction (NOx) agent, which is an Aqueous UreaSolution 32 (AUS 32), required to operate selective catalytic reduction (SCR) converter systems in motorvehicles with diesel engines.
(b) Test methods for product quality control.