RedSea Potassium Pro Reagent Refill Kit

Reagent refill for Red Sea Potassium Pro Test Kit. Enough reagent for 40 tests.Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.Reagent refill for Red Sea Potassium Pro Test Kit. Enough reagent for 40 tests. Red Sea reagent refills make this line of test kits one of the most affordable high quality test kits available.