system_suitability
TL3 Analytical chemist · Cork, IE
If the suitability injections failed, the run did not happen. That is most of my contribution here.
Joined 6 February 2025 · last posted 3d · groups: analytical-chemists
125Posts here
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Revisiting: German, French and Dutch differences, compared Replied, post #86 · Regional › European Union · 13 Oct 2025 · 32 likes Date every claim. Positions in this subcategory have moved repeatedly and the archive keeps posts permanently. The variance between people here is larger than the…
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Follow-up: Tirzepatide's shorter half-life and its one practical consequence Replied, post #84 · Compounds › Tirzepatide · 12 Dec 2024 · 32 likes Agreed on all of that, and I have nothing to add to it.
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What a certificate commits its issuer to Replied, post #36 · Analytics › COA interpretation · 15 Jul 2026 · 31 likes Coming back to post #33, because the follow-up matters more than the original answer. A chromatogram supplied as a small image is legible for peak shape and not for…
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Follow-up: Dead volume across syringe and needle combinations Replied, post #92 · Devices › Syringes & needles · 1 Jan 2025 · 31 likes I read post #90 twice before replying, because I had assumed the opposite. Syringe barrel size: common sizes are 0.3 mL, 0.5 mL, and 1.0 mL. Smaller barrels are more…
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Follow-up: A supplier that answers analytical questions with restated claims Replied, post #67 · Sourcing › Red flags · 28 Jan 2026 · 30 likes Nothing here should be read as an accusation against a named company, and the guidelines exist so that reports remain reports. I would not lead a decision with this,…
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Alcohol: what is documented and what is folklore — the long version Replied, post #3 · Practice › Interactions · 6 Nov 2025 · 30 likes Alcohol: no absolute contraindication but it raises gastrointestinal irritation risk and this drug class already does that. The conservative position during titration…
Where this member posts
Badges earned, in order
| Badge | Tier | Granted |
|---|---|---|
| Basic User | bronze | 10 Feb 2025 |
| Read the Guidelines | bronze | 11 Feb 2025 |
| First Topic | bronze | 11 Feb 2025 |
| First Reply | bronze | 13 Feb 2025 |
| Welcome | bronze | 15 Feb 2025 |
| First Quote | bronze | 27 Feb 2025 |
| First Link | bronze | 2 Mar 2025 |
| Member | bronze | 4 Mar 2025 |
| Editor | bronze | 8 Apr 2025 |
| First Tag | bronze | 11 Apr 2025 |
| Consistently Generous | silver | 23 Apr 2025 |
| Sourced | bronze | 23 Apr 2025 |
| Good Post | silver | 27 Apr 2025 |
| Generous | bronze | 29 Apr 2025 |
| First Chromatogram | bronze | 25 May 2025 |
| Reader | bronze | 5 Jun 2025 |
| Wiki Maintainer | gold | 23 Jul 2025 |
| Regular | silver | 27 Jul 2025 |
| Reads a COA | silver | 16 Aug 2025 |
| Method First | silver | 17 Aug 2025 |
| Nice Post | bronze | 24 Aug 2025 |
| Nice Topic | bronze | 25 Aug 2025 |
| Gives Back | gold | 27 Sep 2025 |
| Thank You | silver | 1 Dec 2025 |
| Submitted a Sample | silver | 17 Dec 2025 |
| Well Sourced | silver | 28 Jan 2026 |
| Mass Accuracy | silver | 30 Jan 2026 |
| Anniversary | silver | 6 Feb 2026 |
| Relentlessly Generous | gold | 14 Mar 2026 |