title: Prolongation of microbiological air sampling by a monolayer on agar gel.
abstract: The useful life of agar in aerosol samplers is greatly extended by treatment with a dilute emulsion of oxyethylene docosanol. Growth of viable organisms is unaffected.
mesh_terms: D000336:Aerosols; D000362:Agar; D000391:Air Microbiology; D001431:Bacteriological Techniques; D003470:Culture Media; D004655:Emulsions; D013997:Time Factors
chemical_list: D000336:Aerosols; D003470:Culture Media; D004655:Emulsions; D000362:Agar