Monitoring and testing your calcium levels is crucial for success when keeping a reef aquarium.  The Hanna Instruments Calcium Checker is a great way to get a digital readout of the calcium levels in your aquarium water and will eliminate the hassles and possibility of inaccurate readings commonly associated with liquid titration type test kits.

The calcium checker has a range of 200-600 ppm with a resolution of 1 ppm.  It will quickly and accurately provide a digital readout of your calcium levels with the large easy to read LCD display.

Hanna Instruments


Each meter includes 25 test reagents to get you started and refill reagents are available for purchase separately.

If you are tired of hassling with liquid test kits and want a quick, easy and accurate way to monitor your calcium levels, the Hanna Instruments Calcium Checker is your best option.