The mining sector in southern Ecuador, distributed between the Portovelo-Zaruma and Ponce Enríquez Mining Districts, constitutes one of the main economic activities of the Province of El Oro. Mining companies are mostly ...

With respect to the analysis process of the present investigation, the different behaviors that occur in corrosion with carbon steel submerged in Cyanurated and Gold Max solutions with different concentrations such as the ...

This work has purpose perform a kinetic study of the modification by acetylation of the native starch of banana big variety Cavendish in basic aqueous medium with acetic anhydride as esterifying agent, in where the hydroxyl ...

Antimony (Sb) is considered as a strong polluting metal, it could be generated by mining activities and reach the water streams. The objective of this investigation was to develop a magnetic biopolymer adsorbent to be ...

Water pollution worldwide continues to grow, practically all companies producing goods generate pollutants as unwanted byproducts. More than 80% of wastewater in developing countries is discharged without treatment, thus ...

The renewable resources of lignocellulosic waste can be used for various processes that are environmentally friendly, and one of them is the adsorption of heavy metals in aqueous tributaries. This research aims at the ...

El plomo es un gran contaminante para el medio ambiente, para ello se llevó a la necesidad de buscar tratamientos que ayuden a contrarrestar las concentraciones de plomo, evitando a que causen enfermedades a los seres vivos ...

La contaminación de los recursos hídricos es un problema de connotación mundial; de la misma forma, los métodos de cuantificación de la contaminación son de características variadas, entre los más representativos se ...

La validación de los métodos aplicados para los diversos análisis dentro del Área de Control Ambiental en el Laboratorio de Investigación Científica de la Unidad Académica de Ciencias Químicas y de la Salud, de la Universidad ...