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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Adsorption efficiency of MOF-5 for repeated cycles of acid washing and adsorption of PVC NPs (■) and PMMA NPs (■) from water (a) and FTIR spectra of MOF-5 before (▬) and after adsorption of PMMA NPs (▬) and PVC NPs (▬) and washing with dil. HCl solution for regeneration (b).