title: A field sampling unit that uses an ion-exchange resin to concentrate radioactive ions in river water.
mesh_terms: D002588:Cesium Radioisotopes / Q000032:analysis*; D007475:Ion Exchange Resins; D011834:Radiation Monitoring / Q000295:instrumentation*; D014878:Water Pollution, Radioactive / Q000032:analysis*
chemical_list: D002588:Cesium Radioisotopes; D007475:Ion Exchange Resins