[VIM3] 5.17 standard reference data

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reference data issued by a recognized authority


EXAMPLE 1 Values of the fundamental physical constants, as regularly evaluated and recommended by CODATA of ICSU.

EXAMPLE 2 Relative atomic mass values, also called atomic weight values, of the elements, as evaluated every two years by IUPAC-CIAAW, approved by the IUPAC General Assembly, and published in Pure Appl. Chem.




2 Measurement