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Effect of Particulate Air Cleaners on the Content of airborne Dust and Cat Allergen in Classrooms

Mattsson M., Stojanovic B., Elfman L., 2004
air cleaning | dust | school | testing
Bibliographic info: RoomVent 2004, 9th international conference in University of Coimbra - Portugal, 5-8th september 2004, pp 5, 4 Fig., 1 Tab., 13 Ref
Languages: English

Electrostatic air cleaners (precipitators) were tested in four classrooms during ordinarylessons for four weeks. Airborne dust in the classrooms was collected on filters using two different kinds of samplers: IOM-sampler and a new kind of ionizing sampler. The amount of collected dust was evaluated by visual inspection (filter blackening) and the content of cat allergen was measured using an amplified ELISA assay. It was found that the filter blackening was 64% lower when the air cleaners were active than when they where inactive (p


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