3.1. Optimal aeration rate of CO2 To determine the aeration rate for adjusting the pH, the change in pH with time was investigated at three aeration rates (10, 30, and 50 mL min
3.1. Optimal aeration rate of CO2To determine the aeration rate for adjusting the pH, the change in pH with time was investigated at three aeration rates (10, 30, and 50 mL min