Model FE9082, sterile bacteriostatic preservative for use in portable eyewash stations. One 5 oz. (148 ml) bottle will preserve 5 to 20 gallons (18.9 to 75.7 L) of potable water for up to three months. Shelf life of 3 years. This sterile solution is in compliance with FDA regulations. br>Priced per carton, 4 bottles per carton.