Abstract
IN a mixture of ions, one of them can be estimated by adding to the solution its radioactive isotope. The specific activity is modified, and one can deduce from that modification the concentration of the inactive ion initially present.
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SUE, P. Quantitative Analysis by the Variation of the Specific Activity of an Added Radioactive Isotope. Nature 157, 622 (1946). https://doi.org/10.1038/157622a0
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DOI: https://doi.org/10.1038/157622a0
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