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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Welcome to First Class
Easier to use and more accurate than chemical test kits
By simply adding the solution of HI772-26 to the sample
Comes with a 2 year limited warranty (details in box)
clearer and more desirable
Hanna Magnesium Checker rock & sand Welcome to First ClassMagnesium is a crucial element in saltwater environments, as it allows calcium and carbonate to be bioavailable for corals and other invertebrates. Therefore, consistent and accurate testing of magnesium levels in your marine aquarium is vital to ensure a healthy and thriving system. The HI783 Magnesium Checker HC by Hanna Instruments provides a simple, accurate, and affordable way to measure magnesium in saltwater marine environments. Its color coded
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