Due to bacterial, animal and vegetable metabolism, there is a progressive decrease in carbonate hardness in the aquarium. The concentration should never fall below the levels of 3° dKH in freshwater aquariums and 8° dKH in marine ones. ABA KH LIQUID allows you to keep the carbonate hardness stable in the aquarium. For fresh and marine water. 

DOSES: 5 ml/40 liters to increase by 1 degree. 

Shake before using.