Nitrate FRESHWATER TEST KIT
 
Check nitrate values regulary to check if your filter is performing
well. Especially during the start of a new aquarium and after a thorough clean-up it
is very important to check this value frequently.
 
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.