pH tab to supply a fixed pH value or allow the MINEQL+ program to calculate pH base on the components entered by the user. For our example, fix the pH at 8.20.

The Calculation Wizards now give you greater control over system setup. pH, CO2, fixed ions, gases, solids and redox can all be set from one tool. For more information related to the Gibbs Phase Matrix, see our tutorials.

Tutorials. A brief tour of how to set the pH to a fixed value. Calculating pH using total proton concentration. An overview of the Gibbs Phase Matrix and its