Lyophilised peptides are stable, but correct storage preserves their integrity for research. A quick guide.
In lyophilised (freeze-dried) form, peptides are stable and tolerant of short periods at room temperature. For anything beyond a few weeks, store vials cool and dark:
Reconstitute with bacteriostatic or sterile water. Add the solvent slowly down the inside wall of the vial, never directly onto the powder, and let it dissolve without vigorous shaking. Swirl gently if needed.