Unopened bacteriostatic water can be stored at room temperature until its printed expiration. After opening, refrigeration is recommended to help preserve it through the ~28-day multi-use window. A reconstituted peptide vial should always be refrigerated.
Everything here is for laboratory research use only. It describes bacteriostatic water and reconstitution arithmetic — not dosing, and not medical guidance. If your goal is treating something in yourself, that's a job for a licensed clinician.
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