title: Cleanup of sediment extracts prior to PCB analysis.
authors.affiliation: US Army Engineer Waterways Experiment Station, Vicksburg, Mississippi 39180.
authors.forename: J M
authors.initials: JM
authors.lastname: Brannon
authors.forename: R
authors.initials: R
authors.lastname: Karn
mesh_terms: D002849:Chromatography, Gas; D007202:Indicators and Reagents; D017633:Magnesium Silicates; D008922:Mississippi; D010578:Petroleum / Q000032:analysis; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D058428:Silica Gel; D012824:Silicic Acid; D012822:Silicon Dioxide / Q000032:analysis; D012997:Solvents; D013455:Sulfur / Q000032:analysis; D013464:Sulfuric Acids; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
chemical_list: D007202:Indicators and Reagents; D017633:Magnesium Silicates; D010578:Petroleum; D012997:Solvents; D013464:Sulfuric Acids; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; C005013:Florisil; D012824:Silicic Acid; D058428:Silica Gel; D013455:Sulfur; D012822:Silicon Dioxide; D011078:Polychlorinated Biphenyls