Héctor Martínez-Pérez-Cejuela is a member of the CLECEM group (Analytical Chemistry, University of Valencia). He received his Bachelor’s degree in Chemistry in 2017 and his Master’s degree in 2018, and he is undertaking his thesis at this moment at the Department of Analytical Chemistry, University of Valencia, under the supervision of Ernesto F. Simó and José M. Herrero. His current research area is based on the development of new materials using metal–organic frameworks with an analytical application.