HSC EpH – Eh-pH Diagrams Module

Knowledge of the stabilities of ionic and non-ionic species in water solutions is critical to understanding problems of corrosion, dissolution, leaching and selective precipitation. This information can be displayed graphically in Eh-pH diagrams.

With this calculation option you can easily draw simple diagrams with only an element and H2O, as well as more complicated diagrams with several elements.

The dotted cyan lines indicate the stability area of water. The stability regions of ions can be outlined with blue lines, if necessary. The concentrations of the elements as well as scale settings can be changed by pressing the Menu button.