Planted Tank Enthusiast
Join Date: Aug 2011
Location: North Bay, Ontario, Canada
Quick CO2 Question
So I tested my aquarium water and I got aph of 7.0....I took a sample of aquarium water, left it out for 24 hrs, and retested....ph is now about 8.0....If I remember correctly, does this mean I have roughly 30ppm of CO2 in the tank?