The pH is mathematical reference for the amount of acids dissolved in water. The pH can have a value between 0 and 14. A low pH means the water is acid; high pH means the water is alkaline. Large fluctuations in the pH are harmful for fish.
Colombo have produced test kits that are developed especially for freshwater. These tests give the best results!
Colombo, 30 years of experience, that makes the difference.
