No specific info about version 2.2. Please visit the main page of Ptable on Software Informer.
This periodic table is an excellent tool for students and researchers
Translate from symbolic to molecular representations of matter.
This program helps you to learn and practice your Multiplication Tables.
Display information from the Periodic Table and the Table of the Isotopes.
Detailes information on each element, its isotopes, allotropes and compounds.
B&P Table Utilities is a software tool for maintaining Paradox database tables