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API 5-in-1 Aquarium Test Strips, 4-Count Box

Original price was: £6.80.Current price is: £5.99. (as of 23/10/2026 22:52 BST - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

API 5-in-1 Test Strips are aquarium water test strips for freshwater and saltwater tanks. This 4-count box checks pH, nitrite, nitrate, carbonate and general water hardness, with results read by colour after dipping the strip into aquarium water.

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Quick Summary

The API 5-in-1 Test Strips are aquarium water test strips for freshwater and saltwater tanks. This 4-count box is used to check pH, nitrite, nitrate, carbonate and general water hardness, giving a quick way to monitor basic water conditions.

The strips are dipped into aquarium water and the colours are checked against the result scale. The pack is intended for weekly monitoring and for use when water or fish problems appear.

Key Details

DetailVerified information and buyer relevance
BrandAPI. Useful for identifying the exact test strip range.
Product type5-in-1 aquarium test strips for freshwater and saltwater aquariums.
Pack quantity4-count box. Check this against the amount you want to keep on hand.
Tested factorspH, nitrite, nitrate, carbonate and general water hardness.
Use methodDip the strip into aquarium water and read the colours.
Intended useWeekly monitoring and checking water when fish or water problems appear.

What to Compare Before Buying

  • Tank type: This strip set is for freshwater and saltwater aquariums. Check that it matches the aquarium you want to test.
  • Test range: It covers five basic water checks. Compare that with the parameters you want to monitor.
  • Pack quantity: The box contains 4 strips. Check whether that quantity suits your testing routine.
  • Reading method: Results are read by colour change, so make sure that is the style of test you prefer.

Before You Decide

Confirm that this is the API 5-in-1 strip set in a 4-count box and that the five tested factors cover the water checks you need. If you want a larger pack or a different test range, compare the exact pack and strip count before choosing an offer.

Brand

API

Manufacturer

API

Product Group

Pet Products

EAN

0317163080337

UPC

740023609704, 317163080337, 634252057446

Part Number

33H

Model

33H

Color

Multi-colored

Product Dimensions

7.25 x 0.06 x 3.50 inches

Item Weight

0.01 pounds

Release Date

August 7, 2017

Size

4 Strips

Number Of Items

1

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