Cesium adsorption from aqueous solutions onto Japanese oak charcoal I: effects of the presence of group 1 and 2 metal ions

Journal of Wood Science

Official Journal of the Japan Wood Research Society

Table 2 Gradient(α), y-axis intercept, (β) and determination coefficient (R ²) of Freundlich equation

Solution	Gradient	Y-axis intercept	Determination coefficient	Adsorbent
Solution I	1.953	−2.524	0.9333	Japanese oak charcoal
Solution II	3.415	−1.600	0.9443	Japanese oak charcoal
Solution I	4.715	−6.936	0.963	Activated charcoal
Solution II	7.419	−3.644	0.9697	Activated charcoal

Solution I: 2.50 × 10⁻⁴ mol/L CsCl₂ solution; solution II: 2.50 × 10⁻⁵ mol/L CsCl₂ solution