Adsorption Properties of Ni(II) by D301R Anion Exchange Resin

Table 1

Isotherm constants for Ni²⁺ adsorbed on D301R resin.

T (K)	Langmuir equation			Freundlich equation
	𝑞0 (mg/g)	b (L/mg)	𝑟^2	n	K	𝑟^2
298	76.92	0.034	0.994	4.54	13.59	0.975
308	62.5	0.095	0.974	5.15	18.87	0.966