Calibration of a GM detector to measure 85-Kr in air by immersion in a standardized 204-Tl solution.
D000388:Air; D000398:Air Pollution, Radioactive; D007726:Krypton / Q000032:analysis*; D011868:Radioisotopes / Q000032:analysis*; D011874:Radiometry / Q000295:instrumentation*; D013793:Thallium; D014867:Water
D011868:Radioisotopes; D014867:Water; D007726:Krypton; D013793:Thallium