Caracterização das cinzas de incineração de resíduos industriais e de serviços de saúde Characterization of incineration ashes of industrial and hospital solid waste

Autor: Maristela Lopes Silva, Liséte Celina Lange
Jazyk: English<br />Spanish; Castilian<br />Portuguese
Rok vydání: 2008
Předmět:
Zdroj: Química Nova, Vol 31, Iss 2, Pp 199-203 (2008)
Druh dokumentu: article
ISSN: 0100-4042
1678-7064
DOI: 10.1590/S0100-40422008000200002
Popis: Three ash samples from an incinerator in Belo Horizonte (Brazil) were physically and chemically characterized. The chemical composition of the ashes was not always the same, neither in terms of the chemical species nor in terms of the quantities of those that are common to the three ashes. The ashes called CF1 and CF3D contain heavy metals above the detection limits of the analytical methods and the zinc concentration is high enough to justify treatment of the ashes. For these ashes, a high loss on ignition was found, indicating that the process of incineration might present failures.
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