Does Bac Water Need to Be Refrigerated TikTok Bacteriostatic Water Etsy Does Water Expire? Shelf Life, Safety, and Smart Storage Explained The Environmental Blog 30ml Bacteriostatic Water (each) Bacteriostaticwater.com Uses of Bacteriostatic Water for Injections and Where to Get It 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