Table 2.

Maximum absorption capacity (mg/g) reported in studies of the use of agricultural waste or lignocellulose-based materials.

Adsorbent	Adsorption Capacity (mg/g)	Ref
Sawdust (Picea smithiana)	2.87	[16]
Base-treated juniper fiber	29.5	[38]
Cellulose powder	17.2	[39]
Modified beech wood	14	[20]
Sugarcane bagasse and corn cob	15.5	[13]