Temp., °C β, mmol2/kJ2 Xm, mmol/kg R2 E, kJ/mol
Cs+ Cs+ Cs+ Cs+
25 -0.00564 390.63 0.9995 9.43
40 -0.00465 412.22 0.9982 10.36
60 -0.00373 480.77 0.9980 11.58
Table 4: D-R isotherm parameters of Cs+ ions sorbed onto polymer.