sera CO2 long-term indicator 15 ml

CO₂ is among the most important nutrients for aquatic plants. Deficiencies can therefore have severe consequences.

The sera CO₂ long-term indicator was developed for permanently monitoring the CO₂ level in the water. The reagent container is easy to hide inside the aquarium, the correct CO₂ level is easy to read off.

Sufficient for approx. 90 fillings.