Downloading DATAN 3.1 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The most popular version of the DATAN 3.1. This program was originally created by MultiD. The default filename for the program's installer is datan.exe. The program is included in Education Tools. We recommend checking the downloaded files with any free antivirus.
From the developer:
DATAN software is the ultimate tool to analyze chemical equilibria and chemical reaction kinetic by spectroscopy.
DATAN software is based on MultiD proprietary technology, and can decompose spectroscopic data into fundamental components.
DATAN is a freeware.
You may want to check out more software, such as StatPlus 2007, GenealogyJ or GenScn, which might be related to DATAN.