AUS32For urea aqueous solution,Generally used as a nitrogen oxide reducing agent for diesel engines.The urea content of the solution is 32.5% (mass fraction), and it is 67.5% deionized water, abbreviated as AUS 32.According to GB 29518-2013 Diesel Engine Redox Agent Urea Water Solution AUS32, test with iCAN 9 Fourier Transform Infrared SpectrometerAUS32It can achieve rapid identification and quality control. The testing process is simple, fast, and the test results are accurate.