Hanna Marine Magnesium Checker HC - HI783 EC probe MA884 Digital Refractometer

MA884 Digital Refractometer

Advanced Dosing Pump Features

Two Shower Head Replacement Filters

For rehydration: After cleaning procedures or if the electrode has dried out

Hanna Marine Magnesium Checker HC - HI783 EC probe MA884 Digital RefractometerThe first Magnesium test of its kind for saltwater aquariums, our Marine Magnesium Checker HC (HI783) is just what every reef tank owner needs. Struggling with test kits is now a thing of the past. Stop guessing or interpreting a color change by eye. Get a fast, accurate digital read out every time. Perfect for testing and measuring Magnesium levels in saltwater aquariums, reef tanks, and other marine and aquaculture applications. Easy to read,