Pro Shrimp

API 5-IN-1 Test Strips

API 5-IN-1 Test Strips - Main image
$3.31 $4.79 In stock

Category: Aquarium Water Test

API 5-IN-1 TEST STRIPS are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrite – in one easy step. Simply dip one test strip directly into the aquarium, and compare the colors on the strip to the color card provided to help prevent invisible water problems that can be harmful to fish. Each kit includes detailed information on how to interpret the test results and correct unsafe water conditions.

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 4 reviews)

Aurora ★★★★★

Dipping one strip and getting all five readings at once saves me so much time during weekly water changes, and the color chart on the bottle is easy to match even in dim lighting. My nitrate spiked right when the strip showed it, so I trust the results enough to act on them.

Benjamin H. ★★★★★

I was skeptical about how accurate a single strip could be, but comparing the color pads to the chart gave me clear readings for my freshwater tank. It's way faster than messing with separate test tubes and drops.

Harper O. ★★★★★

Dipping one strip and getting all five readings at once is such a time-saver, especially for a quick weekly check. The color blocks for pH and nitrite were pretty easy to match against the bottle, which I appreciate. My water's been stable, and these strips make it simple to catch any shift before i