title: Substitution of di-octyl phthalate in HEPA filter testing.
authors.forename: R C
authors.initials: RC
authors.lastname: Klein
mesh_terms: D000396:Air Pollutants, Radioactive / Q000302:isolation & purification*; D004051:Diethylhexyl Phthalate; D005374:Filtration
chemical_list: D000396:Air Pollutants, Radioactive; D004051:Diethylhexyl Phthalate