Digital urea concentration of urea solution tester vehicle diesel urea concentration is the measurement of a dedicated urea solution (AUS 32) the concentration of the product. The instrument can quickly detect the concentration of urea solution used out of the bus. Convenient car production plant, the end-user technology, quality department, antifreeze, car dealers urea solution as a tool to quickly identify the product section indicators. Can easily help car manufacturers, bus companies, large convoys, and other end-user detection vehicle is qualified products with a concentration of urea solution also can graph urea concentration and freezing, to calculate the value of the freezing point of urea. Measuring Scale Model No. Measurement Range Resolution Accuracy DR602 urea concentration of Urea (NH2) 2C0 urea S01 0-51.0%? 0.1% ± 0.2% Refractive Index refractive S02 1.3330--1.4056nD 0.0001nD ± 0.0003nD