GAZPROMNEFT ADBLUE

Gazpromneft AdBlue is a reagent used in selective catalytic reduction systems (SCR converters) of diesel engines to reduce the concentration of nitrogen oxides (NOX) in exhaust gases. It is a solution of highly purified urea in deionized water. Also referred to as AUS 32 (Aqueous Urea Solution 32) and DEF (Diesel Exhaust Fluid) in some countries.