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The Mass Spec Terms wiki was created to support the IUPAC project Standard definitions of terms relating to mass spectrometry and was open for comment between 2004 and 2006. It now contains links to numerous mass spectrometry terminology definitions from the IUPAC Gold Book, Orange Book, 2013 Recommendations, and other sources. As of Wednesday September 10, 2025, the site contains 2,240 entries.

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IUPAC Recommendations 2013 Index

Complete index of mass spectrometry terms

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Links to IUPAC resources

Definitions of Terms Relating to Mass Spectrometry PDF Article

Pure and Applied Chemistry Page