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. Author manuscript; available in PMC: 2011 Jun 14.
Published in final edited form as: Bioanalysis. 2010 Mar;2(3):469–485. doi: 10.4155/bio.10.14

Figure 5. Repeatability in accelerator mass spectrometry analysis of metabolite profiles by UPLC is shown for two LC runs completed on separate days.

Figure 5

The mass of equivalent drug was determined from the 14C concentration, the specific labeling of the compound and the molecular weight. Error bars represent propagated errors due to measurement of both the fraction and the added carrier compound.