Microcontroller-Based Karl Fischer Titrator - Model: AquaCal50 measures the quantity of water in a sample. Because the presence of water may alter several properties of a product, such as reactivity, stability, and quality, KF titration is vital and employed in many sectors. The device offers simple instructions that will help you through the titration procedure. Microcontroller-Based Karl Fischer Titrator - Model: AquaCal50 employs cutting-edge microcontroller technology and superior engineering approaches to improve accuracy and repeatability. It employs a very sensitive motorized dispensing mechanism.