Adsorption of Toluene and Paraxylene from Aqueous Solution Using Pure and Iron Oxide Impregnated Carbon Nanotubes: Kinetics and Isotherms Study

Table 4

Comparison of adsorption capacity of different CNTs based adsorbents for toluene and p-xylene removal.

Adsorbent	Adsorption capacity (mg/g)		Conditions	References
	Toluene	p-xylene
CNT (NaOCl)	279.8	413.77	pH 7, T 298 K	[20]
SWCNT	—	77.5	pH 5.4, T 298 K	[22]
SWCNT (HNO3)	—	85.5	pH 5.4, T 298 K	[22]
CNTs-KOH	87.12	—	pH 7, T 293 K	[19]
CNT	80.1	147.8	pH 7, T 298 K	[35]
CNT (NaOCl)	252.1	318.3	pH 7, T 298 K	[35]
Pure CNTs	127.94	219.51	pH 7, T 298 K	This work
CNTs-iron oxide	381.18	458.52	pH 7, T 298 K	This work