Parameters of isotherms for Cd(ii) sorption onto Fe/SA-C.

T/K	Langmuir			Freundlich			Temkin
	Q m	k L	R 2	K	n	R 2	RT/bt	a t	R 2
288	220.264	0.718	0.999	126.045	8.147	0.626	19.688	733.573	0.662
298	224.719	0.976	0.997	137.484	8.391	0.656	19.947	1374.228	0.661
308	239.808	1.020	0.998	144.402	8.132	0.726	21.372	1283.69	0.733