The parameters values of Langmuir, Freundlich and Sips model fitted for diclofenac adsorption of MOF-525, MOF-545 and NU-902.

Parameter	MOF-525	MOF-545	NU-902
Langmuir
q max (mg g−1)	792	591	486
K L	0.75	0.62	2.17
R 2	0.99996	0.99996	0.99999
Freundlich
K F	461.56	409.76	444.4
n	8.76	10.83	61.3
R 2	0.99999	0.99999	0.99999
Sips
q max (mg g−1)	976	776	496
K Sips	392.8	195.3	100
N	0.131	0.107	0.38
R 2	0.98325	0.99625	0.99999