title: The estimation of polychlorobiphenyls.
mesh_terms: D000818:Animals; D001717:Birds; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D004531:Eggs / Q000032:analysis; D005782:Gels; D007202:Indicators and Reagents; D007306:Insecticides / Q000032:analysis; D008099:Liver / Q000032:analysis; D008722:Methods; D010084:Oxidation-Reduction; D010573:Pesticide Residues / Q000032:analysis; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D012822:Silicon Dioxide; D014020:Tissue Extracts / Q000032:analysis
chemical_list: D005782:Gels; D007202:Indicators and Reagents; D007306:Insecticides; D010573:Pesticide Residues; D014020:Tissue Extracts; D012822:Silicon Dioxide; D011078:Polychlorinated Biphenyls