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 Nucleon Nutrition BAC WATER 10 ml Bacteriostatic Water for Peptides Nucleon Nutrition Peptides Shop Can Bacteriostatic Water Expire or Go Bad? Wittmer Rejuvenation Clinic Bacteriostatic Water Bac Water by Hospira Mountainside Medical Tagged "Sterile Water For Injection" Bacteriostatic Water 10ml Should BAC water be refrigerated or stored at room temperature?