Sera Test CO2 - Liquid reagent - Drop test

_CO2 is one of the main nutrients for aquatic plants. This is why a deficiency can have serious consequences.

Sera permanent CO ₂ test has been developed to continuously monitor the CO ₂ content some water. The reagent bottle can be easily hidden in the aquarium, just note the correct CO ₂ content. Sufficient for approximately 90 fillings.