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Download
It's fully functional, with the exception that you can only view data from some of the elements.
Once you register, you can view data from all elements.
The Atomic Mac OSX - Periodic Table of the Elements, Universal Binary for MacOSX / Carbon, dmg Disk Image format.
(Version 6.9.5, 8M)
The Atomic PC - Periodic Table of the Elements.
(Version 6.9.5, 4M)
Also available in ZIP format.
The Atomic Penguin - Periodic Table of the Elements. (Version 6.9.4, 4M)
Download this version if you are running Linux, Requires GTK+ 2.0 or better.
The Atomic Mac - Periodic Table of the Elements, for PowerPC, in MacBinary format.
(Version 6.7.0, 3M)
If you have an older version of MacOS, or a 68k Macintosh, please download this version instead:
The Atomic Mac - Periodic Table of the Elements, in BinHex format. (Version 4.6.1, 1362k)