st.diallo

TL2 Moderator · Cork

Contributes reviews on supplier material. Based in Cork.

Joined 22 September 2025 · last posted 15d

2 replies marked as the accepted answer.

Storing in the door of the fridge is worse than you think Replied, post #3 · marked as the solution · Practice › Storage & stability · 14 Feb 2026 · 12 likes Freeze-thaw: some peptide solutions tolerate freezing poorly because ice crystals damage protein structure. Whether your specific solution tolerates it depends on the…
Follow-up: Attributing a new peak: degradation product or excipient? Replied, post #6 · marked as the solution · Analytics › Impurities & related substances · 15 Feb 2025 · 25 likes post #5 is right about the mechanism and I think understates the practical bit. Residual solvents: traces of solvents used in purification. These are usually tested by…