Table 6. Adsorption Capacity for the Hg Removal by Different Adsorbents.

adsorbent	Qmax Hg (mg/g)	ref
commercial AC	12.38	Namasivayam and Periasamy (1993)46
commercial AC	60.08	Zhu et al. (2009)47
Casuarina equisetifolia-based AC	43.86	Ranganathan (2003)48
Ceiba pentandra hulls-based AC	25.88	Rao et al. (2009)49
Cicer arietinum-based AC	22.88
biochar-based AC	4.57	Tan et al. (2016)50
coal-based AC	48.0	Guo et al. (2016)51
sago waste-based AC	55.6	Kadirvelu et al. (2016)52
polyethylenimine modified AC	16.39	Saleh et al. (2017)28
polymer carbon nanofiber	19.2	Al-Yaari et al. (2021)42
polyacrylate-modified carbon	76.3	this work