Sterile Water for Injection 10ml is a sterile , nonpyrogenic preparation of water for injection which does not contain bacteriostatic (added buffer) and is supplied in a single-dose vial used to dilute or dissolve medications. This sterile water for injection is made by distillation and is suitable for use as a diluent for preparation of pharmaceutical solutions when made isotonic by addition of suitable solutes. Available in 10ml vials.