Seachem pH CO2 Indicator Solution Refill nobob Model: 104252

Model: 104252

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Seachem pH CO2 Indicator Solution Refill nobob Model: 104252Seachem pH CO2 Indicator Solution Refill Seachem pH CO2 Indicator Solution Refill is a 50 ml refill indicator solution for use with the Seachem glass pH Checker in planted aquaria using CO2 injection systems. It changes colour as aquarium pH changes in response to CO2 gas, helping planted tank keepers monitor CO2 concentration and pH level through the pH Checker. Key Benefits Designed specifically for use with the Seachem glass pH Checker. Recommended