Uses of Bacteriostatic Water for Injections and Where to Get It Pfizer Hospira Bacteriostatic Water 30 mL Peptide Test Bacteriostatic Water Vials 5 Pack 30ml BAC Water Westend Medical Supply BACTERIOSTATIC WATER How to Store Bacteriostatic (BAC) Water Temperatures, Do's & Don'ts, vialcase.com 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