PURELL Dispenser. This cost saving, portion control 800 ml PURELL dispenser uses sanitary sealed 800 ml PURELL bag in box refills. Install the dispenser in high volume areas where soap and water are not available. It's easy to do! PURELL kills 99. 99% of most common germs that may cause illness in as little as 15 seconds, without soap, water or towels. Contains the AQUELL Moisturizing System, a unique blend of ingredients that helps moisturize hands to leave them feeling soft and smooth. Use anytime, anyplace.