Portable Turbidity and Bentonite Check Meter HI83749 is used to determine the amount of bentonite and stable protein content in wine. Designed as per global turbidity standard, this instrument is offered with reagent grade bentocheck solution. Portable Turbidity and Bentonite Check Meter HI83749 supports USB to transfer data. Housed in PTFE case, this alkaline battery operated portable instrument supports multi point turbidity calibration. It uses silicon photocell based light detector and tungsten filament based light source for measuring turbidity.