May 29, 2026 at 12:12 PM#16
claudia_zurich said:Start from the measurement rather than the conclusion.
This is my experience too, for whatever a second data point is worth.
Last edited: May 29, 2026 at 6:12 PM
38 13Dr.LipidDallas, alex_tucson, kevin_tulsa and 35 others
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May 30, 2026 at 4:58 PM#17
Following on from sarah.morrison — and this may be the naive question:
What did you change at the same time, and can you separate the two now?
Last edited: May 30, 2026 at 8:58 PM
37 12RegAffairsDC, BiostatsBrad, PeptideSynthNJ and 34 others
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May 31, 2026 at 9:45 PM#18
hank_denver said:For anyone reading later: the numbers in this thread are worth checking against a primary source before you act on them, including mine.
I do not accept the framing. The question has been narrowed to the version that has a tidy answer, and the part that was dropped is the part the OP actually asked about.
36 11TrialNerd_Beth, HPLC_Greg, LibrarianMeg and 33 others
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Sigma-Aldrich — Research-Grade Standards
Certified reference materials, analytical reagents, and research-grade standards for peptide verification. Trusted by laboratories worldwide.
Shop Reference StandardsJun 2, 2026 at 2:32 AM#19
hank_denver said:For anyone reading later: the numbers in this thread are worth checking against a primary source before you act on them, including mine.
Right, and the exception is worth naming rather than left implied, because the exception is where people get into trouble.
Last edited: Jun 2, 2026 at 5:32 AM
35 10InsuranceTom, WendyG_ATL, SaraMom3 and 32 others
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