Pratt Eyewash Solution Concentrate Water Purifier Additive 250ml Bottle

• Adding Water Additive to eyewash to protect against bacteria, fungus, algae, and other micro-organisms. One bottle preserves between 23-75 litres of water for up to three months.
• *Sold in box of 4 bottles
• For use in PRATT Portable Gravity Fed Units SE5000 & SE5050