w.verhoeven
TL2 Moderator · Linköping
Contributes reviews on supplier material. Based in Linköping.
Joined 7 September 2025 · last posted 3d
90Posts here
2Topics
1Solutions
123Likes received
119Likes given
18Badges
75Days visited
1.2kPosts read
Most-liked posts
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Blind submission and why it changes minds — the long version Replied, post #110 · Sourcing › Independent verification · 31 May 2026 · 30 likes Repeat testing: if you want to verify the same lot a second time, testing with a different service strengthens the conclusion. Testing with the same service verifies…
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Aggregated purity results across four services, with caveats — a second dataset Replied, post #9 · Data & Tools › Datasets · 6 Sep 2025 · 30 likes Limitations of datasets: all community-collected data has limitations. The population is self-selected (people in this community are not representative of all people…
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Receptor desensitisation as a tolerance hypothesis, and its weak evidence Replied, post #31 · Pharmacology › Receptor biology · 30 Jun 2026 · 28 likes Species differences: rodent studies show the same compounds produce effects in rodents that predict human effects reasonably well for semaglutide and tirzepatide. The…
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Coming back to: Delayed gastric emptying and oral medication absorption: which drugs… Replied, post #49 · Practice › Interactions · 21 Jul 2026 · 26 likes I read post #47 twice before replying, because I had assumed the opposite. Supplements and herbs: many have no established interaction. Some do. If you are taking…
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Freeze-thaw and why one cycle is not the same as five — a second dataset Replied, post #10 · Practice › Storage & stability · 20 Jul 2025 · 26 likes Temperature excursions: if a vial sat at room temperature for a time, the question is whether the excursion was long enough to cause damage. Hours at room temperature…
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Coming back to: When to suspect the method rather than the sample Replied, post #27 · Analytics › Method validation · 4 Dec 2024 · 26 likes Coming back to post #25, because the follow-up matters more than the original answer. Forced degradation studies: deliberately stress the material with acid, base,…
Where this member posts
Badges earned, in order
| Badge | Tier | Granted |
|---|---|---|
| Basic User | bronze | 8 Sep 2025 |
| Read the Guidelines | bronze | 9 Sep 2025 |
| First Reply | bronze | 10 Sep 2025 |
| Asked Well | bronze | 14 Sep 2025 |
| Welcome | bronze | 27 Sep 2025 |
| First Topic | bronze | 28 Sep 2025 |
| First Tag | bronze | 30 Sep 2025 |
| Sourced | bronze | 2 Oct 2025 |
| First Link | bronze | 8 Oct 2025 |
| Member | bronze | 13 Oct 2025 |
| First Quote | bronze | 17 Oct 2025 |
| Reader | bronze | 22 Nov 2025 |
| First Solution | bronze | 22 Dec 2025 |
| Nice Topic | bronze | 4 Jan 2026 |
| Nice Post | bronze | 8 Jan 2026 |
| Editor | bronze | 26 Jan 2026 |
| Good Post | silver | 7 Apr 2026 |
| De-escalator | gold | 8 Apr 2026 |