Thank you for putting in this work @Krysia830073 We've also been systematically ordering hospira bac from a bunch of sites and are sending them out for testing because we believe most are BacWaterDirect Buy Hospira Bacteriostatic Water 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 Pfizer Hospira Bacteriostatic Water 30 mL Peptide Test Bacteriostatic Water 30ml (5 pack) SyringesNeedlesDepot