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

Table 6

Yoon–Nelson constant values at different bed heights and initial concentrations.

Parameter		KYN (min^−1)	τ (min)	R^2
Bed height (cm)	2	0.3681	5.61994	0.97
	6	0.2586	11.8778	0.98
	10	0.2132	16.55816	0.96
Initial fluoride concentration (mg/L)	2	0.2596	11.8321	0.98
	8	0.4403	5.1787	0.99
	12	0.8302	3.3901	0.98