Uses of Bacteriostatic Water for Injections and Where to Get It NuRev Peptides Presents BAC Water for Injection Pure & Sterile TM BioWater Bacteriostatic Water, 30ml amber glass vial 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 Bacteriostatic Water 20 ml Sterile Solution PRG