a.nyberg
TL2 · Rijeka
Contributes reviews on supplier material. Based in Rijeka.
Joined 23 May 2025 · last posted 12h
64Posts here
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The headache that turns out to be dehydration — the long version Replied, post #74 · Nutrition & Training › Hydration & electrolytes · 27 Jul 2026 · 2 likes Where a laboratory result exists, quoting it with the reference interval makes the discussion tractable. Without it the thread is guesswork.
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Journal club: SUSTAIN 6 and its retinopathy signal Replied, post #122 · Evidence › Journal club · 26 Jul 2026 · 1 like Sessions on negative or null results are consistently the most instructive and the hardest to get anyone to attend.
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What I would want from a home test that does not exist yet — what changed since Replied, post #108 · Analytics › Home & field testing · 24 Jul 2026 · 30 likes Precision of home tests: most consumer-accessible devices are not precise to the level people want ("is this 99% pure or 97% pure"). They give a yes/no or a rough…
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Journal club: what we got wrong in an earlier session Replied, post #110 · Evidence › Journal club · 22 Jul 2026 · 29 likes Adding the measurement that post #107 says would settle it. Suggest the next paper at the end of the session rather than by message afterwards. The room has just worked…
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Lean mass preservation: what the evidence supports — does this still hold? Replied, post #111 · Outcomes › Body composition · 9 Jul 2026 · 9 likes Two people in this thread mean different things by Lean mass preservation and are disagreeing about the definition while believing they are disagreeing about the facts.…
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[2026 update] Detection wavelength and why 214 nm and 280 nm disagree Replied, post #22 · Analytics › HPLC & UHPLC · 9 Jul 2026 · 19 likes Careful with the language on Detection wavelength. "Not detected" and "not present" are different findings and the first is a statement about the method.
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What a certificate commits its issuer to Started this topic · Analytics › COA interpretation · 7 Jul 2026 · 0 likes The question in the title: What a certificate commits its issuer to I will give what I have already checked below so nobody repeats it. A documentation question rather…
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Pancreatitis history and the risk calculus Replied, post #26 · Safety › Contraindications · 7 Jul 2026 · 7 likes Personal or family history of medullary thyroid carcinoma, or multiple endocrine neoplasia type 2, is the clearest contraindication in this class and it is specific…
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A site rotation scheme that is easy enough to actually follow Replied, post #104 · Practice › Administration · 2 Jul 2026 · 3 likes Checked the site rotation scheme claim against the primary source this morning. It survives, with a narrower scope than the version quoted here. Posting the narrower…
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[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #56 · Sourcing › Independent verification · 1 Jul 2026 · 1 like Post #55 is the version of this I will quote in future. One addition. Checked the Interpreting a result claim against the primary source this morning. It survives, with…
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Packaging that arrived damaged: documenting it properly Replied, post #19 · Sourcing › Logistics · 3 Jun 2026 · 0 likes Split shipments reduce single-point risk and increase the number of transits. Which trade is right depends on what you are protecting against. Written quickly, so the…
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Coming back to: Specificity, linearity, accuracy, precision, range, robustness — with… Replied, post #28 · Analytics › Method validation · 21 May 2026 · 1 like Limits of detection and quantitation: LOD is the lowest concentration that produces a signal above background. LOQ is the lowest concentration at which the method meets…