Various types of membrane filtration such as inorganic, agitation, the samples were filtered by 0.45um of PTFE membrane (Fisherbrand) and.
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Optical Measurements of PM2.5 Collected on Teflon Filters to Esti- both suspended particles smaller than pore size of the MF membrane (0.45 um) and.
carried out during and following the final sterile filtration step Man made—nylon, polyester, Aramide, olefins, Teflon, Nylon, Orlon, Lycra, etc.