Reconstitution Solution for Laboratory Use Bacteriostatic Water Bac Water by Hospira Mountainside Medical Tagged "Sterile Water For Injection" BAC Water Advanced 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 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 How to Reconstitute Peptides Using BAC Water