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I don’t have the Hanna Mag Checker yet. How did it work for you? I have Red Sea and I get worn out trying to drip drops slower than the color change.Hello reefers,
Selling 1 used Hanna Checkers - Magnesium. $30 shipped to lower 48.
15 reagent left (exp 09/2024)
(missing cuvette, 1 ml syringe, 5 ml syringe)