- reversed (radiochemical) isotope dilution analysis
- зворотний (радіохімічний) аналіз методом ізотопного розведення
English-Ukrainian analytical chemistry dictionary. 2013.
English-Ukrainian analytical chemistry dictionary. 2013.
Environmental radioactivity — is produced by radioactive materials in the human environment. While some radioisotopes, such as strontium 90 (90Sr) and technetium 99 (99Tc), are only found on Earth as a result of human activity, and some, like potassium 40 (40K), are only… … Wikipedia