Figure 2 Dan Terlizzi, Water Quality Specialist Figure 1. Daily fluctuation of pH in ponds with low and high alkalinity. Return to top Figure 2. Relative concentrations of carbonic acid, bicarbonate and carbonate as they vary with pH. Alkalinity titrations proceed from around pH 11 and neutralize alkalinity until the endpoint is reahed.
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Thomas A. Fretz, Director of Cooperative Extension Service, University of Maryland, College Park. The Maryland Sea Grant Extension Program is a joint effort of the Cooperative Extension Service and the Maryland Sea Grant College, supported in part by NOAA Office of Sea Grant, Department of Commerce. The University of Maryland is equal opportunity. The University's policies, programs, and activities are in conformance with pertinent Federal and State laws and regulations on nondiscrimination regarding race, color, religion, age, national origin, sex, and disability.