title: Ion exchange determination of strontium-89 and strontium-90 in milk: collaborative study.
mesh_terms: D000818:Animals; D002852:Chromatography, Ion Exchange; D005069:Evaluation Studies as Topic; D008722:Methods; D008892:Milk / Q000032:analysis*; D013326:Strontium Radioisotopes / Q000032:analysis*; D015019:Yttrium / Q000032:analysis
chemical_list: D013326:Strontium Radioisotopes; D015019:Yttrium