DR602 digital urea concentration AUS32 tester refractometer Can be used to measure the concentration of urea (AUS32) in water.range is 0 to 51%.as well as measuring refractive index of solution.

Urea (NH2)2C0:0-51.0%

Refractive Index:1.3330--1.4056nD

Operation temperature:0.0~50.0 Centigrade(32.0~144.0Fahrenheit)

Power supply:1.5V battery*1

Automatic shut off

Dimensions:121 x 58 x 25(mm)

Net weight:90g  (battery not included)