
International Union of Pure and Applied Chemists, the standards body that among other things, makes recommendations regarding the names of newly discovered elements and forms other chemistry related standards (such as the labeling of groups on the periodic table).
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http://www.chemistry-dictionary.com/definition/iupac.php

The International Union of Pure and Applied Chemists. IUPAC is involved in setting consistent nomenclature, symbols and names of elements, mathematical variables.... Some people think IUPAC is a bunch of funny old men with nothing better to do than meddle with the perfectly good ways of spelling things chemists have used since Paracelsus was a boy,...
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http://www.encyclo.co.uk/local/20046

<abbreviation> International Union of Pure and Applied Chemistry. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

Type: Abbreviation Definitions: 1. Abbreviation for International Union of Pure and Applied Chemistry.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=46103

acronym: International Union of Pure and Applied Chemistry (ICSU)
Found on
https://www.encyclo.co.uk/local/20002
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