title: Preparation of soil standards for radiochemical analysis.
authors.forename: C W
authors.initials: CW
authors.lastname: Sill
mesh_terms: D011854:Radiochemistry / Q000592:standards; D011868:Radioisotopes / Q000032:analysis*; D012987:Soil / Q000032:analysis*; D012989:Soil Pollutants / Q000032:analysis*; D012990:Soil Pollutants, Radioactive / Q000032:analysis*
chemical_list: D011868:Radioisotopes; D012987:Soil; D012989:Soil Pollutants; D012990:Soil Pollutants, Radioactive