title: Extraction of chlorinated hydrocarbon insecticides from soil: collaborative study.
mesh_terms: D000096:Acetone; D000643:Ammonium Chloride; D055598:Chemical Phenomena; D002621:Chemistry; D004787:Environmental Pollution / Q000032:analysis*; D007306:Insecticides / Q000032:analysis*; D008722:Methods; D010573:Pesticide Residues / Q000032:analysis; D012987:Soil / Q000032:analysis*; D012997:Solvents
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D012987:Soil; D012997:Solvents; D000643:Ammonium Chloride; D000096:Acetone