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How do I reconcile 98.8% from PeptideMeter with 98.4% from the supplier?

Asked 5 Dec 2025Modified 8 months agoViewed 9.5k times
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The specifics, since they change the answer: 98.8% · PeptideMeter · 98.4%.

An unexpected observation, and I would like a differential rather than reassurance.

The conditions were within what I understood to be the acceptable range, which is why I am asking.

What would you check first, and what would you conclude from each outcome?

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askedDr_Nadia_Farsi90k2585 Dec 2025
3The timing signature is the useful part. Everything else is confounded. – Dr_Ilse_Vandenberg 6 months ago
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This question has not been answered. It has been viewed 9.5k times, which suggests the question is of interest and the answer is not obvious. If you can answer it with a source or a worked calculation, it will be read. See how to ask and answer.
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Ask PeptideStack is a static archive. Posting is closed, but the norms are worth stating: answer the question that was asked, show your working, cite the trial or the certificate, and say plainly where the evidence runs out.

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