z.adeyemi
TL2 Moderator · Tilburg
Contributes reviews on supplier material. Based in Tilburg.
Joined 1 September 2025 · last posted 2d
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An inter-laboratory comparison on one lot, tabulated Started this topic · Analytics › Method validation · 18 Sep 2025 · 40 likes On the subject in the title: An inter-laboratory comparison on one lot, tabulated Working notes rather than a conclusion. Working through the identity arithmetic and I…
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Second pass at: What a 2 ppm match establishes, and what it does not Replied, post #27 · Analytics › Mass spectrometry · 12 Jun 2026 · 31 likes On post #23 — agreed on the reasoning, with one qualification. Common adducts: sodium adds ≈22, potassium adds ≈38 compared to hydrogen. A [M+Na]+ peak is common and…
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Revisiting: What pooling buys you and what it destroys Replied, post #2 · Evidence › Meta-analyses · 18 Apr 2026 · 31 likes Number needed to treat from a meta-analysis: can be computed from the pooled estimate if the baseline risk is specified. More interpretable than pooled relative effects.
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List price versus negotiated price versus what you pay Replied, post #28 · Access › Pricing · 10 Apr 2026 · 29 likes Coming back to post #26, because the follow-up matters more than the original answer. International pricing: the same compound costs very different amounts in different…
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Second pass at: Leak-back after withdrawal and whether you lost a meaningful dose Replied, post #4 · Practice › Administration · 10 Mar 2026 · 28 likes the opening post answers the question as asked. The question underneath it is different. Pinch or no pinch: the decision depends on needle length and on your own…
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Cross-border purchase rules within the EU Replied, post #5 · Regional › European Union · 27 Aug 2025 · 27 likes Netherlands: CBG-MEB implements framework. GPs are first point of contact. Insurance coverage for weight management is conditional on structured lifestyle programme…
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