Hanna Marine Magnesium Checker® HC Water Testers With the use of an

With the use of an air pump (1L / minute) and airline tubing

It has a working time of 5 minutes which allows for plenty of work time while also quickly securing coral or rock

the following concentrations should be considered in your tank to maintain a healthy environment:

using barb fittings

We formulated our 1

Hanna Marine Magnesium Checker® HC Water Testers With the use of anThe 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,