Hanna Instruments - Checker Handheld Colorimeter Marine Calcium powerhead water volume 41 L

water volume   41 L

wiping off algal films with ease

4 meters DOS tubing

The color change is precise

Penetration

Hanna Instruments - Checker Handheld Colorimeter Marine Calcium powerhead water volume 41 LThe Hanna Marine Calcium Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine absorbance and ion concentration. Professional