sa.okonkwo
TL2 Moderator · Groningen
Contributes reviews on supplier material. Based in Groningen.
Joined 7 May 2025 · last posted 1d
82Posts here
3Topics
0Solutions
2kLikes received
1.6kLikes given
25Badges
261Days visited
5.2kPosts read
Recent activity
Full stream-
System suitability injections: if they failed, the run did not happen — the long version Replied, post #7 · Analytics › HPLC & UHPLC · 27 Jul 2026 · 13 likes On post #3 — agreed on the reasoning, with one qualification. Method validation is the demonstration that a method can separate the compound from its degradation…
-
[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #93 · Sourcing › Independent verification · 15 Jul 2026 · 11 likes Coming back to post #91, because the follow-up matters more than the original answer. Blind sampling: submitting without the laboratory or seller knowing the source…
-
Trust level 3 requirements: a clarification — does this still hold? Replied, post #80 · Meta › Announcements · 10 Jul 2026 · 0 likes Picking up post #77: that is the part I would want checked first. Thank you for the correction. I have edited my earlier post with a note rather than silently, so the…
-
Pooling trials with different estimands Replied, post #68 · Evidence › Meta-analyses · 3 Jul 2026 · 1 like Study quality and weighting: some meta-analyses weight all studies equally; others weight by study size or study quality. The choice affects the result and should be…
-
Request: a per-category review queue Replied, post #71 · Meta › Feature requests · 1 Jul 2026 · 2 likes Use case: explain why you think the feature would help. "I would use this to..." makes the request concrete.
-
Bioimpedance and hydration: why the number moves Replied, post #66 · Outcomes › Body composition · 26 Jun 2026 · 24 likes This follows post #63 rather than contradicting it. Visceral fat: DXA does not distinguish visceral (organ-associated) fat from subcutaneous fat. That distinction might…
-
How shortages have affected compounding permissions — does this still hold? Replied, post #17 · Access › Shortages · 24 Jun 2026 · 14 likes On post #13 — agreed on the reasoning, with one qualification. Communication from suppliers: a supplier having supply problems usually communicates them. If a supplier…
-
Revisiting: Taste changes and food aversion, reported and discussed Replied, post #8 · Practice › Side effects · 20 Jun 2026 · 0 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
-
Follow-up: Search filters: what is missing Replied, post #130 · Meta › Site feedback · 16 Jun 2026 · 30 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
-
[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #9 · Access › International · 10 Jun 2026 · 7 likes Worth separating two things that post #5 runs together. Compounding in different countries: some countries allow pharmacy compounding under defined conditions; others…
-
Comparing prices across jurisdictions without misleading yourself Replied, post #43 · Access › Pricing · 6 Jun 2026 · 11 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
-
A plateau that disappeared when I changed how I measured — the long version Replied, post #45 · Outcomes › Progress reports · 2 Jun 2026 · 0 likes Worth separating two things that post #41 runs together. Non-scale victories: muscle gain or maintenance, clothing fit, energy level, and capability (like climbing…