Hanna HI-758-26 Reagents for HI-758 Marine Calcium Checker (25 tests) Community Must not be purchased alongside

Must not be purchased alongside rock hermits or Halloween hermits unless you have separate tanks

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Fish Guard

but it also provides a safe and comfortable habitat for your marine life

Testing your aquarium water has never been so easy or accurate

Hanna HI-758-26 Reagents for HI-758 Marine Calcium Checker (25 tests) Community Must not be purchased alongsideThese reagents follow the Zincon Method in which the reaction causes a blue tint in the sample. The HI 758 26 are high quality reagents that are pre measured, allowing for users to achieve fast and accurate measurements with their Marine Calcium Checker HC. These reagents follow the Zincon Method in which the reaction causes a blue tint in the sample. By simply adding 1 mL of the first reagent to the sample, followed by a packet of the second reagent