1. Gad SC (2014) Reference module in biomedical sciences from encyclopedia of toxicology. In: Wexler P (ed), 3rd edn. 44–45
2. Alabdula’aly AI, Maghrawy HB (2010) Radon emanation from radium specific adsorbents. Water Res 44:177–184
3. Adamson AW, Gast AP (1997) Physical Chemistry, 6th edn. A Wiley-Interscience Publication, Washington, D.C.
4. He J, Hong S, Zhang L, Gan F, Ho Y-S (2010) Equilibrium and thermodynamic parameters of adsorption of methylene blue onto rectorite. Fresenius Environ Bull 19(11a):2651–2656
5. Elhussien MH, Isa YM (2015) Langmuir, Freundlich adsorption isotherms and kinetics for the removal of methylene blue dye from aqueous solution using activated carbon derived from pods of Acacia nilotica var astringens (Sunt tree) by chemical activation with ZnCl2. Chem Process Eng Res. 38:25–34