Hanna HC - HI758 - Marine Calcium Checker Filefish Clean Refractometer as above and

Clean Refractometer as above and store in a clean dry place

tissue growth and skeleton formation

2mm) and medium (+/- 3

FOUNDATION PRO MULTI TEST KIT

5”) Ordering Information HI755 Checker® is supplied with (2) sample cuvettes with caps

Hanna HC - HI758 - Marine Calcium Checker Filefish Clean Refractometer as above andThe 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