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How do I reconcile 99.4% from Janoshik with 97.1% from the supplier?

Asked 26 Aug 2024Modified 23 months agoViewed 38k times
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What I have: 99.4% · Janoshik · 97.1%.

Before I write this off, I want to check whether it is a known failure mode.

I have the lot number, the certificate and the date, and I am happy to compare them against anything.

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

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askedcolm_dunphy16k1626 Aug 2024
7Useful. I have added the accept threshold suggestion to my own notes. – h_pergande 8 months ago
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This question has not been answered. It has been viewed 38k 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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Your answer

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.

Not medical advice. Research-use-only compounds are not approved for human use.