EPM 2000 High-Volume Air Sampling Filters, Whatman™ - 4.7cm circles - 1882-047

Developed for high-volume air sampling in collection of atmospheric particulates and aerosols. Selected by US EPA as standard filter used in nationwide hi-vol air sampler network. Pure borosilicate glass- enable detailed chemical analysis of trace pollutants with minimal interference and background. Heat treated to remove organic traces; 99.99% efficiency for DOP 0.3µm-size particles. Thickness 0.45mm. Autoclavable, maximum temperature 500° C( 932°F). Easily handle typical commercial high-volume sampling technique.