Listar por autor "Villarreal Díaz, Alexander"
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Treatment of cod analysis liquid wastes generated in environmental laboratories
Mañunga, Tatiana; Gutiérrez, Héctor Mario; Rodríguez Victoria, Jenny Alexandra; Villarreal Díaz, AlexanderCOD analysis is often carried out in environmental labs. Its wastes are considered hazardous due to the content of metals such as Cr, Ag and Hg; treating these wastes is considered complex and expensive. The experimental ...Universidad Nacional de Colombia Revistas electrónicas UN Ingeniería e Investigación.