Table 4.

Comparison of the chromium adsorption capacity onto Uio-66 and ZIF-8 with other adsorbents

Adsorbent	qe (mg g−1)	Reference
Cu-TBC	48	[1]
ZIF-67	15.43	[11]
treated waste newspaper	59.88	[46]
Novel Diazene/Methoxy-Laced Coordination Polymer	106.13	[36]
sliver-triazolate MOF	38.6	[14]
CTAB/H2O2	67.05	[4]
Mesoporous carbon microspheres (MCMs)	156.3	[41]
Carbon nano-onions (CNOs)	23.527 (pH ≈ 7), 27.855 (pH ≈ 3)	[47]
GnZVI/PAC	53.48	[37]
Uio-66	85.7	(This study)
ZIF-8	150	(This study)