e.kjeldsen
TL2 Member · Odense, DK
Practical questions, practical answers. Not interested in speculation without a source.
Joined 17 March 2025 · last posted 2d
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Distinguishing a red flag from an inconvenience — a second dataset Replied, post #12 · Sourcing › Red flags · 26 Jul 2026 · 22 likes A stock listing that never changes and a lead time that never varies are both worth noticing. Real operations have variation in them. I am aware this is the third time…
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How much context is too much context in a first post? Replied, post #56 · Start Here › How to Ask · 9 Jul 2026 · 0 likes What you have already read matters. Saying "I read the maintained page on this and I still have a gap" tells people they do not need to point you at the same resource…
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[2026 update] Detection wavelength and why 214 nm and 280 nm disagree Replied, post #13 · Analytics › HPLC & UHPLC · 5 Jul 2026 · 2 likes Adding a data point of agreement rather than a data point.
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Primary endpoint hierarchies and why order matters — one year on Replied, post #33 · Evidence › Trials · 2 Jul 2026 · 0 likes A trial that answers a slightly different question from the one you have is the normal situation rather than a failure of the trial. The skill is describing the gap…
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What TRIUMPH is designed to answer, and why we should not pre-empt it Replied, post #5 · Compounds › Retatrutide · 1 Jul 2026 · 3 likes Dose-response in the phase 2 obesity work was clear across the studied range, with no obvious plateau within it. Extrapolating beyond the highest studied dose from that…
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What TRIUMPH is designed to answer, and why we should not pre-empt it — does this still… Replied, post #38 · Compounds › Retatrutide · 29 Jun 2026 · 0 likes The arithmetic in post #36 is right; the assumption feeding it is the part to check. Triple agonism: is the effect additive, synergistic, or neither? A phase 2…
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Follow-up: Signs of dehydration worth acting on Replied, post #8 · Safety › Adverse events · 28 Jun 2026 · 10 likes Signs of dehydration worth acting would be much easier to settle if anyone reported the denominator. Almost nobody reports the denominator.
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Molecular mass of semaglutide and why the figure differs between sources Replied, post #87 · Compounds › Semaglutide · 26 Jun 2026 · 0 likes Reading back through the molecular mass of semaglutide threads from last year, the same three questions come up every time and only one of them has ever been answered…
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Aggregate verification data across the directory, with caveats Replied, post #13 · Sourcing › Independent verification · 25 Jun 2026 · 11 likes Interpreting a result: a purity figure is one measurement on one vial on one day. Agreement across two services is much stronger. A single high number does not…
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Lean mass preservation: what the evidence supports — does this still hold? Replied, post #102 · Outcomes › Body composition · 25 Jun 2026 · 0 likes The useful distinction on Lean mass preservation is between what was measured and what was inferred from it. Both end up in the same sentence and only one of them has…
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[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #23 · Sourcing › Independent verification · 17 Jun 2026 · 0 likes Adding a data point of agreement rather than a data point.
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Endotoxin and why it is a separate question from purity — what changed since Replied, post #46 · Analytics › Impurities & related substances · 14 Jun 2026 · 0 likes Deamidation at asparagine or glutamine adds approximately one dalton and frequently produces a close-eluting pair. It is the impurity most likely to be integrated into…