Bacteriostatic Water for Injection and Advanced pH Measurement Technology Sensorex Liquid Analysis Technology CANLABS: Does BAC Water Expire? Have had for a year in fridge. : r Peptides 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 The expiration date on a water bottle primarily refers to the plastic bottle itself, not the water inside Home Crownwell Research Buy BAC Water For Research Peptides Prime Peptides