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Influência de hábitos maternos na concentração de bifenilos policlorados (PCBs) em soro de cordão umbilical
(Universidade Federal de Santa Maria, 2010-03-05)
The polychlorinated biphenyls (PCBs) are synthetic aromatic chemicals mixtures industrially used since the 30 s decade. Due to its physics characters, as electric current and high temperature tolerance, it has been applied ...
Determinação de bifenilos policlorados em leite em pó e ingestão diária estimada por pré-escolares
(Universidade Federal de Santa Maria, 2010-08-27)
The polychlorinated biphenyls are synthetic organoclorated substances that can produce noxious effects to health. There are not any natural sources of PCBs known in the environment. They can be liquid or solid, colorless ...