This meter for dimethylformmide is a waterproof device and determines the percentage of dimethylformmide in the water with a measurement range of 0 to 55 %. You can visualize the measurement value and temperature of the sample on the LCD screen. The refractometer for dimethylformmide can measure different parameters, such as the content of dimethylformmide and the refractive index, quickly and accurately with only four or five drops of the sample.