j.hartmann

TL2 Moderator · Oulu

Contributes reviews on supplier material. Based in Oulu.

Joined 4 February 2025 · last posted 4d

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What a certificate commits its issuer to Replied, post #91 · Analytics › COA interpretation · 24 Jul 2026 · 19 likes Picking up post #88: that is the part I would want checked first. A certificate of analysis is a statement by its issuer that a defined test was performed on a defined…
Osteoarthritis and mechanical versus metabolic improvement Replied, post #6 · Clinical › Comorbidities · 17 Jul 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…
When your prescriber and the evidence disagree Replied, post #18 · Clinical › Prescriber conversations · 16 Jul 2026 · 0 likes Questions about dose: asking "how will we determine whether this dose is working for me" gets at the monitoring plan. Asking "can we start lower" or "can we escalate…
Insurance and replacement policies, compared Replied, post #77 · Sourcing › Logistics · 10 Jul 2026 · 0 likes Worth separating two things that post #73 runs together. Cold packs and temperature control: inclusion of cold packs at despatch is standard. Whether they maintain…
Coming back to: Batch date after test date, and other internal inconsistencies Replied, post #8 · Analytics › COA interpretation · 9 Jul 2026 · 30 likes Worth separating two things that post #4 runs together. Amino acid analysis gives content: it hydrolyses the peptide and quantifies the residues. It measures the…
Peak-to-trough ratio at steady state for a weekly agent — the long version Replied, post #33 · Pharmacology › Pharmacokinetics · 24 Jun 2026 · 23 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…
Gastro-oesophageal reflux: improving or worsening? Replied, post #57 · Clinical › Comorbidities · 19 Jun 2026 · 21 likes Interactions between comorbidities: diabetes and kidney disease together change the risk calculation for hypoglycemia and for medication clearance. They are not…
Secretagogues and glucose tolerance: the mechanistic concern Replied, post #39 · Compounds › Secretagogues & GH axis · 17 Jun 2026 · 0 likes Coming back to post #37, because the follow-up matters more than the original answer. Having read the exchange above, I think I was wrong earlier in this topic and I…
Revisiting: The best-written scientific paper you have read Replied, post #36 · Lounge › Off topic · 17 Jun 2026 · 13 likes post #35 is right about the mechanism and I think understates the practical bit. Politics and public policy: healthcare policy that affects access to these compounds is…
Aggregate verification data across the directory, with caveats Started this topic · Sourcing › Independent verification · 15 Jun 2026 · 47 likes On the subject in the title: Aggregate verification data across the directory, with caveats Working notes rather than a conclusion. Structured report rather than an…
Angle of injection and whether 90 degrees is always right — the long version Replied, post #24 · Practice › Administration · 15 Jun 2026 · 18 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
Prescription portability between countries Replied, post #61 · Access › International · 11 Jun 2026 · 0 likes Currency and exchange rates: paying in different currencies has different costs and risks. Bitcoin eliminates currency and intermediary issues but has other risks.