COLOMBO KH Carbonate Hardness Freshwater Test Kit (Best Before Date September 2025)

The correct Carbonate Hardness (KH) is mandatory for clear pond water and healthy fish and plants as well as a stable pH.
KH is a measurement for the total amount of dissolved carbonates in the water.
When the KH is too low the pH can fluctuate which is very harmful for the aquatic life.

AQUATEST
With the Aquatest dripping tests you can make accurate measurements. The Aquatest dripping test are available for pH – KH – GH – Ammonia – Nitrite, Nitrate and Phosphate value. The tests are easy to use and give reliable results. Testing the water on frequent intervals is essential for maintaining your aquarium

Colombo has produced test kits that are developed especially for freshwater. These tests give the best results! Colombo with more than 30 years of experience, that makes the difference.