Table 1.

Maximum adsorption of different weight percentages of GO nanocomposites during 60 min maintained in dark room.

Sample	GO	α-Fe2O3	α-Fe2O3-2% GO	α-Fe2O3-5% GO	α-Fe2O3-8% GO
Maximum adsorption	0.0188 g	0.0186 g	0.0184	0.0156 g	0.01694 g