Table 3.

Adsorption thermodynamics of CR, CB, and MG adsorptions on the FHAP-SH.

Dye	ΔG° (kJ mol−1)			ΔH° (kJ mol−1)	ΔS° (J mol K−1)
	303 K	318 K	333 K
CR	− 2598.78	− 3495.83	− 4361.36	0.0042	0.0320
CB	− 6634.77	− 7734.12	− 8992.87	17,155.94	78.44
MG	− 12,097.30	− 15,438.8	− 19,366.0	61,220.14	24.68