M. Inge?ierie,

, Cotonou, Be?in; orcid.org/0000-0003-2135-0918; Phone: +22997892133; Email: botheo200108@ gmail, 01 BP 2009 Cotonou, 2009.

, Universite?Nationale des Sciences Technologies Inge?ierie et Mathe?atiques, Lokossa BP 133, Benin Cokou P. Agbangnan Dossa ? Laboratoire d'Etude et de Recherche en Chimie Appliqueé, p.13285

F. Marseille,

A. A. Adomou and ?. , Universite?Nationale des Sciences Technologies Inge?ierie et Mathe?atiques, Lokossa BP 133

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