atom percent excess
Oxford Dictionary of Biochemistry:
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atom percent excess
a measure of the abundance of a stable nuclide in a sample expressed in terms of the excess, in atom percent, over that naturally present. It is used to express the extent of enrichment or dilution of substances labelled with stable isotopes.
| atom percent, atom, atmosphere | |
| atomic absorption spectrophotometry, atomic absorption spectroscopy, atomic mass constant |
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Oxford Dictionary of Biochemistry
Oxford University Press. Oxford Dictionary of Biochemistry and Molecular Biology © 1997, 2000, 2006 All rights reserved.
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