d.achebe
TL2 · Leuven
Contributes reviews on supplier material. Based in Leuven.
Joined 19 June 2025 · last posted 4d
92Posts here
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Heterogeneity as information rather than as a nuisance Replied, post #55 · Evidence › Meta-analyses · 9 Jan 2026 · 32 likes Post #53 describes the usual case. This is about the unusual one. Adding what did not work for me on heterogeneity, since the failures never get written up and they are…
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Journal club: STEP 4 and what a withdrawal design can prove Replied, post #59 · Evidence › Journal club · 18 Jun 2025 · 31 likes Everything in post #55 holds. The case it does not cover is the one I have. Adding a null result on STEP 4. I looked, carefully, and found nothing, and null results…
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Endotoxin and why it is a separate question from purity — what changed since Replied, post #40 · Analytics › Impurities & related substances · 8 Jun 2026 · 30 likes This is the first time the answer has come with its own limits attached. Appreciated.
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[2026 update] Are there stupid questions here? A staff answer, at length Replied, post #18 · Start Here › Welcome · 27 Jan 2026 · 28 likes The compound pages are the fastest way to find out whether a question has a published answer at all. If the page says the trial is ongoing, that is the honest state of…
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A 5 mg vial and a 0.25 mg dose: the arithmetic in full — the long version Replied, post #77 · Practice › Reconstitution · 12 Apr 2025 · 28 likes Everything in post #74 holds. The case it does not cover is the one I have. A 10 mg vial reconstituted three different ways: 1 mL diluent gives 10 mg/mL, 2 mL gives 5…
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Carryover and the ghost peak from last week's standard — what changed since Replied, post #53 · Analytics › HPLC & UHPLC · 20 Jun 2026 · 27 likes The arithmetic in post #50 is right; the assumption feeding it is the part to check. A relative retention time against a known peak travels much better than an absolute…
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Badges earned, in order
| Badge | Tier | Granted |
|---|---|---|
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