2 x 10 ml Express Peptides Bacteriostatic Sterile Water Peptide Reconstitution Solution Bac Water : Amazon.co.uk: Business, Industry & Science Pfizer Hospira Bacteriostatic Water 30 mL Peptide Test Bacteriostatic Water Power Peptides Dr Peptides 3ml Bac Water Dr Peptides Bacteriostatic Water (BAC) True Lab Peptides How much BAC water should you use? It depends There is no one size fits all answer. Different vials may need different amounts of BAC water depending on how strong you want the final mix