From: A critical study on efficiency of different materials for fluoride removal from aqueous media
Adsorbent
AC (mg/g)
AD (g/L)
CR (mg/L)
pH
Ref.
Regenerated spent bleaching earth
0.6
10
2.5–8
7.0
[120]
Waste carbon slurry
4.3
1
1-11
7.6
[121]
Activated titanium rich bauxite
3.7-4.1
-
2-50
6.0
[122]