It's the invisible foundation of your entire research protocol You spend hours researching peptides and verifying purity, but are you overlooking the water you mix them with? Bacteriostatic Water (BAC Water) Bacteriostatic Water (BAC Water) 10ml Sterile Diluent for Injections Purepeptix Bacteriostatic Water (0.9% Benzyl Alcohol) 10mL Peptide Solvent Bacteriostatic Water Sterile Research Reconstitution Solution Uses of Bacteriostatic Water for Injections and Where to Get It Your eyes are your first line of defense. Good BAC Water: Crystal clear, odorless (faint alcohol scent), and painless. Bad BAC Water: Cloudy, particulate matter, strong chemical smell, or severe burning.