How to Store Bacteriostatic (BAC) Water Temperatures, Do's & Don'ts, vialcase.com How to Store Bacteriostatic (BAC) Water Temperatures, Do's & Don'ts, vialcase.com How Long Does Bacteriostatic Water Last After Opening Wittmer Rejuvenation Clinic Can Bacteriostatic Water Expire or Go Bad? Wittmer Rejuvenation Clinic 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 Uses of Bacteriostatic Water for Injections and Where to Get It