Column Efficiency of Fluoride Removal Using Quaternized Palm Kernel Shell (QPKS)

Table 10

Comparison of adsorption capacity by different adsorbents on fluoride removal.

Author	Types of adsorbent	Bed height (cm)	Initial concentration (mg/l)	q (mg/g)
Chen et al. [33]	Kanuma mud	10	20	1.56
Nur et al. [34]	Hydrous ferric oxide	12	30	7.06
Paudyal et al. [35]	Zr(IV) loaded dried orange juice residue	4.8	29.3	7.2
Yadav et al. [39]	Bio-F sorbent	10	30	9.87
Talat et al. [42]	Coconut husk activated carbon	5	10	1.3
This study	Quaternized palm kernel shell	6	6	0.99