Sunjay biotech solutions offers digital refractometers. The pal-series is a completely new and redesigned digital hand-held instrument that will change the traditional conceptions of refractometers. The pal-series allows one to easily carry it around and use it indoor as well as outdoors. The new design in easy to pour out and remove samples, and difficult to spill the samples. Always clean and shiny it can be cleaned under running water. Wide measurement range can measure various samples. Automatically cancel the measurement and display an error message when an erratic measurement value is detected.