fit_freundlichLM        Freundlich Isotherm Linear Analysis
fit_freundlichNLM       Freundlich Isotherm Non-Linear Analysis
fit_langmuirLM1         Langmuir Isotherm Linear (Form 1) Analysis
fit_langmuirLM2         Langmuir Isotherm Linear (Form 2) Analysis
fit_langmuirLM3         Langmuir Isotherm Linear (Form 3) Analysis
fit_langmuirLM4         Langmuir Isotherm Linear (Form 4) Analysis
fit_langmuirNLM         Langmuir Isotherm Non-Linear Analysis
fit_temkinLM            Temkin Isotherm Linear Analysis
fit_temkinNLM           Temkin Isotherm Non-Linear Analysis
