Study of the Equilibrium, Kinetics, and Thermodynamics of Boron Removal from Waters with Commercial Magnesium Oxide

Table 3

Isotherm constants of the Freundlich isotherm (, n) for the adsorption of boron in different adsorbents.

Adsorbent		n	Reference
Mining tailing (Woolley Edge)	0.004	1.4	[42]
Pural (76% Al2O3)	0.031	0.6	[41]
Siral (28% SiO2, 72% Al2O3)	0.057	1.3	[41]
Activated alumina	0.440	1.4	[42]
MgO	0.570	1.5	Present work
Al2O3 (72%) and SiO2 (28%)	0.057	1.3	[41]
N-methyl-D-glucamine onto SPC	0.282	2.3	[23]
Tannin gel	0.113	1.4	[44]