Chemical Equilibrium Diagrams

Software description:

A data base program to retrieve equilibrium constants for a desired cchemical system.
A program that allows the user to create easily many kinds of diagrams. For example:

Fraction diagram

Logarithmic diagram

Predominance area diagram

See also GitHub

Send error reports (including input data file) to:

There are two versions: (1) a Java version, and (2) an older, un-maintained, version written in Visual Basic 6. This older version consists of two programs:

Hydra contains a database with logK data at 25°C. Run this program to define the chemical system you are interested on.
Medusa creates many kinds of diagrams. See examples above.

Tutorial: Make your 1st diagram

Links:

Chemistry at KTH: www.kth.se/che/medusa

Ignasi's page on water chemistry