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- Silva, R. B., et al. Show all 5 Authors
- Environmental monitoring and assessment 2015 v.187 no.6 pp. 380
- aerosols; anions; chlorides; ion exchange chromatography; particulates; sulfates; uncertainty; water solubility
- ... In this work, particulate matter was collected using an active sampling system consisting of a PM₁₀ (<10 μm) inlet coupled to a multifold device containing six channels, connected to a vacuum pump. Each channel was equipped with a filter holder fitted with adequately chosen filters. The system was fixed on a metallic structure, which was placed on the roof of the laboratory building, at the Facult ...