ni.kravchenko
TL2 · Gdańsk
Contributes reviews on supplier material. Based in Gdańsk.
Joined 9 February 2025 · last posted 7d
99Posts here
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2Solutions
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Most-liked posts
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Racemisation and why it is invisible to a mass measurement Replied, post #35 · Analytics › Impurities & related substances · 10 Jun 2026 · 33 likes Truncation products are substantially lower in mass and usually well separated chromatographically, which makes them the easiest class to see and the least likely to be…
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I have no scientific background — can I still follow the analytics categories? Replied, post #33 · Start Here › Welcome · 5 Jul 2026 · 32 likes Reading counts toward trust level, so lurking is not wasted. That is unusual and it is the reason the levels here track familiarity rather than volume. The part I am…
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Measurement error in a self-reported exposure Replied, post #68 · Evidence › Study critique · 25 Feb 2026 · 32 likes Worth stating the null on measurement error before we explain it: the observation may be nothing. That possibility deserves a sentence and usually does not get one.
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A certificate whose chromatogram axes do not match its stated method Replied, post #7 · Sourcing › Red flags · 24 Mar 2025 · 32 likes Following this. I have the same question and no better information than the first post.
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Revisiting: How this community labels and discusses unrefereed work Replied, post #2 · marked as the solution · Evidence › Preprints · 15 Jun 2026 · 31 likes Unrefereed work is not worthless and a great deal of it survives review substantially unchanged. That is the accurate framing and it is not a licence to treat it as…
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Temperature loggers worth the money Replied, post #28 · Devices › Cold chain · 10 Sep 2025 · 31 likes Before the thread moves on from temperature loggers worth the money — what is the sample size behind the claim? I am not being difficult; I have seen the same figure…
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| Badge | Tier | Granted |
|---|---|---|
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| Anniversary | silver | 9 Feb 2026 |
| Gives Back | gold | 18 Apr 2026 |