From: Removal of fluoride from water using a novel sorbent lanthanum-impregnated bauxite
Pseudo-first-order | Pseudo-second-order | Intraparticle diffusion | |
---|---|---|---|
LIB | qe (exp) = 9.8 (mg/g) qe (cal) = 5.462 (mg/g) K1 = 0.0152 (min−1) R2 = 0.8921 | qe (cal) = 10.75 (mg/g) K2 = .0037 (min−1) R2 = 0.9965 | Kid = 0.438 (g mg−1 min−1) C = 2.9041 R2 = 0.6986 |
Bauxite | qe (exp) = 3.1666 (mg/g) qe (cal) = 0.9156 (mg/g) K1 = 0.0154 (min−1) R2 = 0.8956 | qe (cal) = 1.781(mg/g) K2 = 0.0225 (min−1) R2 = 0.9964 | Kid = 0.073 (g mg−1 min−1) C = 0.4837 R2 = 0.699 |