Sterile Acc. to DIN EN 15154-4. Disposable eye wash bottles with sterile phosphate buffer (4.9%). For fast and effective neutralisation of acids and a wide range of alkaline substances. This easy-to-use product is designed to allow fast rinsing of eyes in an emergency. Patented eye support keeps the eyelids open during rinsing. pH neutral (pH value 7.4) Quick and easy use Directions for use on the bottle No cleaning or maintenance needed Shelf life of 3 years (if unopened) Note: disposable eye wash bottles acc. to DIN EN 15154-4 may only be used in addition to existing eye shower units acc. to DIN EN 15154-2 if no running potable water or water of equivalent quality is available. Eye wash bottle pH Neutral DUO bottle DUO design allows both eyes to be rinsed simultaneously. Medical device class I MDD