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Vitamin D3 is included and essential in ensuring proper absorption of calcium
Bluetooth wireless technology connection
Instruction Manual
Nitrite and Nitrate levels in the water - protecting the health of your fish
Hanna Marine Calcium Checker HC Colorimeter - HI758 Temperature Control Vitamin D3 is included 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
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