Identification of Impurities Using Accurate Mass, Sensitivity and Wide Dynamic Range of the AxION 2 TOF MS
3 May 2012

This note presents a simplification to the screening and identification of impurities using unregulated melatonin tablets as an example. Since melatonin is found in certain foods, it can be sold as a dietary over-the-counter supplement in the U.S. and may contain unknown impurities.

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