Sperian Eyewash with Extended Flow Nozzle, 32 oz. Sterile solution for superior cleaning! Portable and ready to use or use to refill your eyewash station. Preserved, buffered saline solution is physiologically balanced to the pH and salinity of human tears. Extended flow nozzle provides longer flow than conventional 32 oz. bottles. Deliver an irrigating stream safely. Ensured quality and lasting value with FDA-grade polyethylene bottles featuring lot numbers and expiration dates. 36-month shelf life from date of manufacturing