MJayawardena
TL3 Regular · Kuopio, FI
Long-standing member. Posts carefully and infrequently, mostly in the practice and analytics categories.
Joined 11 August 2024 · last posted 18h
144Posts here
2Topics
2Solutions
2.7kLikes received
2.7kLikes given
27Badges
398Days visited
10kPosts read
Most-liked posts
-
What a reversed-phase purity number actually is — the long version Started this topic · Analytics › HPLC & UHPLC · 26 Jul 2025 · 49 likes What a reversed-phase purity number actually is — the long version I have a specific reason for asking rather than idle curiosity, and the context is below. I would…
-
Domestic fridge temperature mapping: a cheap experiment — what changed since Replied, post #129 · Devices › Cold chain · 24 Jun 2025 · 33 likes Domestic refrigeration: most lyophilised peptides are stored at 2–8 °C (35–46 °F). That is standard refrigerator temperature. Check your refrigerator's actual…
-
Follow-up: Tirzepatide and nausea: is the profile genuinely different or just… Replied, post #84 · Compounds › Tirzepatide · 24 May 2026 · 32 likes Adding the measurement that post #83 says would settle it. Tirzepatide and nausea is a question about a distribution, not about a value, and treating it as a value is…
-
Interim analyses and stopping rules — does this still hold? Replied, post #28 · Evidence › Trials · 3 Jul 2025 · 31 likes Everything in post #24 holds. The case it does not cover is the one I have. Absolute numbers, not just relative: a 30% relative reduction tells you the ratio but not…
-
A 10 mg vial reconstituted three different ways, compared — the long version Replied, post #114 · Practice › Reconstitution · 28 Aug 2025 · 30 likes I would call the community position on 10 mg vial reconstituted three likely rather than established, and I would be comfortable defending that hedge.
-
Coming back to: What published stability data actually covers, and what it does not Replied, post #42 · Practice › Storage & stability · 16 May 2025 · 30 likes Visible particulate is a strong signal in the other direction: it is a reason to stop and ask rather than to filter and proceed. Flagging that the sources on this are…
Where this member posts
Badges earned, in order
| Badge | Tier | Granted |
|---|---|---|
| Basic User | bronze | 13 Aug 2024 |
| First Reply | bronze | 13 Aug 2024 |
| Read the Guidelines | bronze | 13 Aug 2024 |
| First Link | bronze | 20 Aug 2024 |
| Welcome | bronze | 24 Aug 2024 |
| Member | bronze | 31 Aug 2024 |
| First Quote | bronze | 1 Sep 2024 |
| First Topic | bronze | 4 Sep 2024 |
| Reader | bronze | 12 Sep 2024 |
| Generous | bronze | 13 Sep 2024 |
| First Tag | bronze | 16 Sep 2024 |
| Thank You | silver | 30 Oct 2024 |
| Sourced | bronze | 6 Nov 2024 |
| Nice Post | bronze | 27 Nov 2024 |
| First Solution | bronze | 12 Dec 2024 |
| Consistently Generous | silver | 19 Dec 2024 |
| Nice Topic | bronze | 30 Dec 2024 |
| Editor | bronze | 31 Dec 2024 |
| Batch Logger | silver | 5 Jan 2025 |
| Relentlessly Generous | gold | 15 Jan 2025 |
| Well Sourced | silver | 1 Feb 2025 |
| Regular | silver | 7 Apr 2025 |
| Good Topic | silver | 13 Apr 2025 |
| Good Post | silver | 21 Apr 2025 |
| Anniversary | silver | 11 Aug 2025 |
| Changed My Mind | silver | 15 Aug 2025 |
| Gives Back | gold | 18 Oct 2025 |