title: Chlorodibenzo-p-dioxin contamination of two commercially available pentachlorophenols.
mesh_terms: D001555:Benzene Derivatives / Q000032:analysis; D002713:Chlorine / Q000032:analysis; D002849:Chromatography, Gas; D004147:Dioxins / Q000032:analysis*; D004340:Drug Contamination; D006540:Herbicides / Q000592:standards*; D013058:Mass Spectrometry; D010416:Pentachlorophenol / Q000032:analysis / Q000592:standards; D010636:Phenols / Q000592:standards*; D013055:Spectrophotometry, Infrared
chemical_list: D001555:Benzene Derivatives; D004147:Dioxins; D006540:Herbicides; D010636:Phenols; D002713:Chlorine; D010416:Pentachlorophenol