Table 6. Comparison of the Maximum Adsorption Capacity (q_m) of RC-nZVI with Those of Other Reported nZVI Adsorbents^a.

adsorbent	pollutant	qm (mg·g–1)	ref
nZVI (using sweet lime pulp)	MB	14.76	(85)
TP-nZVI	MB	72.60	(68)
nZVI (liquid-phase reduction)	MB	5.53	(94)
nZVI (using Platanus occidentalis)	MB	126.60	(95)
nZVI	Amoxicillin	40.28	(96)
nZVI	Pb2+	50.31	(97)
nZVI (using Korla fragrant)	Cr(VI)	46.62	(98)
RC-nZVI	MB	64.94	this study

^aTP = Tea polyphenols.