Bacteriostatic Water 2ml Peptiology Global BAC Water 3ML Vitopeptides 2ml 100ml Bacteriostatic Water 10 Ml and 30 Ml Vials CAS 7732 18 5 for Injection BAC Water 30ml Large Bottle DID YOU KNOW? Bacteriostatic Water contains 0.9% benzyl alcohol, which prevents bacteria from growing after the vial is opened. This makes it safe to use for up to 28 days once punctured DID YOU KNOW? Bacteriostatic Water contains 0.9% benzyl alcohol, which prevents bacteria from growing after the vial is opened. This makes it safe to use for up to 28 days once punctured