- ChemBuddy - Calculators for pH, solution preparation and concentration conversion, acid-base equilibrium, buffer, hydrolysis, and dilution calculations.
- Chemistry Functions - Molar conversions and an interactive periodic table directly on the webpage. Requires JavaScript.
- Elem - Free program for the interpretation of elemental analysis results. For Windows and Unix; source code available.
- JFormula - Information System intended to support multi-stepped technological processes that can be defined on a table of mixes and ingredients and do not involve chemical reactions. The system includes an algorithm to calculate material requirements.
- Laborant Chemstation - English version of German freeware data analysis program, for various calculations including stoichiometry, pH, thermochemistry, and kinetics.
- MS Tools - Online exact mass calculator, mass spectrum generator, and isotope distribution calculator.
- Norgwyn Montgomery Software - NGMSI sells software for 3-D molecular modeling, chemical database creation and manipulation, 2-D publication quality drawing, calculation of over 100 physical properties from structure, automatic chemical internet database generation, and QSAR and QSPR analysis as well as chemical databases.
- Physicochemical Calculators - Simple online and offline calculators for boiling point at reduced pressure, unit conversion, and molecular mass.
- Reagent Calculator - Windows software for the calculation of molecular weight, molecular formulas, mass percentages, mass spectroscopy fragments and adducts, and elemental analysis component; also includes a reagent library.
- Visual MINTEQ - A free equilibrium speciation model, which calculates chemical equilibria in aqueous systems at low ionic strength.
Last update: Apr 28, 2012 18:35:02. Phy.org is a private web site, powered by the Open Directory Project.
