The use of polyurethane foam plugs for extraction of polychlorinated biphenyls (PCB's) from natural waters.
D001140:Aroclors / Q000302:isolation & purification; D002849:Chromatography, Gas; D005618:Fresh Water / Q000032:analysis*; D008722:Methods; D011078:Polychlorinated Biphenyls / Q000302:isolation & purification*; D011140:Polyurethanes; D014867:Water / Q000032:analysis*
D001140:Aroclors; D011140:Polyurethanes; D014867:Water; D011078:Polychlorinated Biphenyls