FFaulkner
TL3 Regular · Ljubljana, SI
Laboratory background. Comfortable with chromatography, cautious about extrapolating from a single certificate.
Joined 10 October 2024 · last posted 5h · groups: analytical-chemists
120Posts here
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Named, unnamed and unspecified impurities as regulatory categories — the long version Replied, post #121 · Analytics › Impurities & related substances · 28 Jul 2026 · 2 likes Post #120 answers the question as asked. The question underneath it is different. Acetate content: counter-ion content. Trifluoroacetate or acetate from the salt form…
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Spreadsheets: an appreciation — what changed since Replied, post #114 · Lounge › Off topic · 27 Jul 2026 · 23 likes Reframing Spreadsheets slightly, because I think the disagreement is about the question rather than the answer. If the question is "does it happen", yes. If it is "how…
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What the GIP component of tirzepatide is thought to contribute, and how confident we can… Replied, post #19 · Compounds › Tirzepatide · 26 Jul 2026 · 14 likes Worth separating GIP component of tirzepatide as a question about the compound from GIP component of tirzepatide as a question about the documentation. They get…
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Designing a personal experiment that could change your mind — one year on Replied, post #77 · Research Methods › N-of-1 designs · 18 Jul 2026 · 17 likes Reporting the whole series rather than the interesting segment is the discipline that makes personal data worth reading. Selective reporting is the default without…
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Revisiting: Journal club: SURMOUNT-OSA and a hard endpoint in a soft field Replied, post #107 · Evidence › Journal club · 15 Jul 2026 · 4 likes Narrowing post #106, because the general version has more than one answer. The figures usually contain the finding and the text usually contains the interpretation.…
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Insurance and replacement policies, compared Replied, post #87 · Sourcing › Logistics · 14 Jul 2026 · 3 likes Reading back through, this was answered upthread and I missed it. My fault.
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Muscle cramps: the ordinary causes before the exotic ones — a second dataset Replied, post #38 · Practice › Side effects · 9 Jul 2026 · 0 likes Fatigue: commonly reported, frequently multifactorial. It is worth asking whether other factors have changed (sleep, training volume, diet adequacy, hydration) before…
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How much context is too much context in a first post? Replied, post #14 · Start Here › How to Ask · 5 Jul 2026 · 0 likes Worth separating two things that post #12 runs together. Disagreement-style questions: "I read this and it contradicts what I heard here, which is right?" is…
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Asking a follow-up: new topic or new reply? Replied, post #38 · Start Here › How to Ask · 5 Jul 2026 · 0 likes I think the asking a follow-up question is answerable and has not been answered, which is a more optimistic position than most of this thread.
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[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #53 · Access › International · 3 Jul 2026 · 33 likes The most useful thing anyone can add to a thin regional thread is what the official source says and where it is, rather than what happened to them.
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Why pulsatile secretion matters for interpreting secretagogue claims Replied, post #3 · Compounds › Secretagogues & GH axis · 30 Jun 2026 · 1 like Following this. I have the same question and no better information than the first post.
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Revisiting: Protein density versus volume when you cannot eat much Replied, post #16 · Nutrition & Training › Protein & intake · 29 Jun 2026 · 0 likes Thank you — that answers what I came here to find out.
Maintains 2 documents
- Water content by Karl Fischer titrationReview due 7 Apr 2027
- Forced degradation and stability-indicating methodsReview due 24 Mar 2027