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Reagent refill for Red Sea Magnesium Pro Test Kit. Enough reagent for 75 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.
A successful coral reef aquarium depends on how well you maintain the water parameters which are the key to a stable coral environment. Continuous use of Red Sea test kits will allow you to accurately measure these levels and guide you on your path to reefing success.
