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Chemistry LibreTexts

Base Peak

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In a mass spectrum, the tallest peak, whose relative abundance is arbitrarily assigned the value 100%, is called the base peak. It represents the most abundant cation formed in the experiment.

see also molecular ion peak


This page titled Base Peak is shared under a All Rights Reserved (used with permission) license and was authored, remixed, and/or curated by Gamini Gunawardena via source content that was edited to the style and standards of the LibreTexts platform.

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