Should BAC water be refrigerated or stored at room temperature? How to Store Bacteriostatic (BAC) Water Temperatures, Do's & Don'ts, vialcase.com Bacteriostatic Water for Injection with Preservative by Hospira Pfizer Bacteriostatic Water Is No Longer Available on Amazon What This Means for Peptide Research How to Store Bacteriostatic Water Safely Confused about whether BAC water needs refrigeration after opening? According to USP standards and Pfizer's own guidance, both room temp (2025C) and refrigeration are acceptable Bacteriostatic Water Is No Longer Available on Amazon What This Means for Peptide Research