Synthesis of CoFe₂O₄/Graphene Oxide-Grafted Tetraethylenepentamine for Removal of Cr (VI) from Aqueous Solution

Table 1

Kinetic parameters for the removal of Cr (VI) on TGOM.

	Pseudo-first-order			Pseudo-second-order
C0 (mg/L)	K1 (min^−1)	qe, mod (mg/g)	R^2	K2 (g/min/mg)	qe, mod (mg/g)	R^2
20	0.1536	55.56	0.8525	0.0007	88.11	0.9867
30	0.1425	74.12	0.8743	0.0005	105.48	0.9782