CO2 System and Accessories

15ml Drop Checker Solution

6,99 €

15ml Drop Checker Solution for CO2 monitoring in planted aquariums.

pH sensitive solution that changes color to indicate CO2 levels:

Blue = CO2 too low

Green = CO2 perfect (30mg/L)

Yellow = CO2 too high

Features:

15ml bottle

Long lasting formula

Works with all drop checkers

Easy refill