- Red Sea 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.
Good test kit easy to use ,,,,good repeatability By Rick on 1/10/2017Rick would recommend this product to a friendI have used this for over a year testing every week. I have used several refills and got repeatable results with each refill, The results are slightly high compared to independent test results but they are consistent, Color change is distinct and easy to see
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