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logK-files

logK-files contain stoichiometry for the reactions and their logK° values.

These files are plain text files and may be written with a text editor. The logK-files may also be created or maintained with a spread-sheet program (like Excel), wich may also be used to sort the database lines alfabetically, etc.

logK-file names must have one of the following extensions: txt”, skv”, or csv”.

Format for the "logK-files":

Each file may have any number of lines. Each line must contain:

The data is separated by either commas (,) or semicolons (;).

Examples:

CuCl2-;5.62;-17.67;169;Cu+;1;;;Cl-;2;;;;;;;0;2000Pu/Ta
CaCO3(c);8.48;9.62;;Ca 2+;1;;;CO3 2-;1;;;;;;;0;Wateq4F / calcite

Comments: lines starting with a slash (/) are considered comments and discarded. Comments may also be added after the reference description: a slash (/) preceeded by either a space, a comma or a semicolon indicates the beginning of the comment (see second line in the examples above).

How to enter names and numbers in databases

Special Cases and Examples: