Should BAC water be refrigerated or stored at room temperature? Reconstituting ara with pbs buffer solution works 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 (BAC) Water Temperatures, Do's & Don'ts, vialcase.com Hosperia Bacteriostatic Water Lux synth aminos