A Novel Absorbent of Nano-Fe Loaded Biomass Char and Its Enhanced Adsorption Capacity for Phosphate in Water

Table 4

Phosphate adsorption parameters of different waste materials.

Materials	Adsorption capacity (mg/g)	𝑘𝑙	𝑘𝑓	𝑛^−1	Reference
Red mud	0.58	146.39	0.632	4.281	[38]
Wheat straw	2.81	0.008	0.044	1.087	[43]
ZnCl2-activated coir pith carbon	5.1	0.282	1.482	0.330	[41]
Zeolite	6.45	0.139	0.91	0.437	[59]
Peat	8.91	0.033	0.713	2.042	[44]
Nano Fe loaded BC	35.43	0.091	6.045	0.388	This study