baseline concentration
[ˈbeɪs.laɪn kən.sən.ˈtreɪ.ʃən]
nounpl: baseline concentrations
concentração basal
1. The initial or reference level of a substance's concentration in a medium (air, water, blood, soil) before any intervention, exposure, or change occurs; used as a standard for comparison in scientific and environmental studies
The baseline concentration of pollutants in the river was measured before the factory began operations.
A concentração basal de poluentes no rio foi medida antes da fábrica começar suas operações.
2. In medical contexts, the concentration of a substance (such as a drug or biomarker) in a patient's body at the start of a study or treatment
Doctors recorded the patient's baseline concentration of glucose before administering the new medication.
Os médicos registraram a concentração basal de glicose do paciente antes de administrar o novo medicamento.
The term 'baseline concentration' is primarily used in scientific, environmental, and medical communities in both Brazil and the USA. It's a technical term essential in regulatory compliance, environmental impact assessments, and clinical trials. In Brazil, environmental agencies (like IBAMA) frequently use 'concentração basal' in their monitoring protocols and reports.
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