ChemBuddy « http://www.chembuddy.com/ | | Calculators for ph , solution preparation and concentration conversion , acid-base equilibrium , buffer , hydrolysis , and dilution calculations. |
Chemical Calculator « http://www.chemicalcalculator.com/ | | Chemistry shareware for windows which calculates the amount of reagent to use when mixing , diluting , and dispensing solutions. |
Chemical Calculator « http://freenet-homepage.de/buick/ | | Free windows program for calculateing conversion factors between compounds , concentration , and amount of substance in solution. |
Chemistry Functions « http://www.umass.edu/ednet/chemistry.html | | Molar conversions and an interactive periodic table directly on the webpage. requires javascript. |
ChemSolutions « http://www.kulikov.jino.ru | | Calculates concentrations and amounts of substance in solutions visually by drawing a schema. free demo version for windows. |
Elem « http://zarbi.chem.yale.edu/~ivan/elem/ | | Free program for the interpretation of elemental analysis results. for windows and unix; source code available. |
Isotope Pattern Calculator v2. 0 « http://www.geocities.com/junhuayan/pattern.htm | | A javascript shareware program that calculates isotopic ratio patterns for molecular fragments. |
JFormula « http://www.jformula.com/BOMHome.html | | 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 « http://www.lcs-chemie.de/english.htm | | English version of german freeware data analysis program , for various calculations including stoichiometry , ph , thermochemistry , and kinetics. |
MS Tools « http://www.sisweb.com/mstools.htm | | Online exact mass calculator , mass spectrum generator , and isotope distribution calculator. |
Norgwyn Montgomery Software « http://www.norgwyn.com | | 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 a |
Physicochemical Calculators « http://www.trimen.pl/witek/calculators/calculators.html | | Simple online and offline calculators for boiling point at reduced pressure , unit conversion , and molecular mass. |
Reagent Calculator « http://members.empowering.com/gwfran/rgntcalc/ | | 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 « http://www.lwr.kth.se/English/OurSoftware/vminteq/index.htm | | A free equilibrium speciation model , which calculates chemical equilibria in aqueous systems at low ionic strength. |