API 5 In 1 Aquarium Test Strips

Fresh N Marine Verified independent store

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The quick and accurate way to test for pH, Nitrite, General Hardness. Desiccant-lined tube, with snap-tight cap, provides maximium moisture protection for accurate results. Highly precise color charts. Dip directly into aquarium - no seperate vial needed. Includes information on how to correct unsafe water conditions. For fresh & salt water. Show more