Other Information: Store below 110 degrees F (43 degrees C). May discolor certain fabrics or surfaces. Misc: More effective formula. Kills the most germs (Ounce for ounce outperforms Purell original formulations when used on hands as directed). Trusted & used by hospitals. Kills more than 99.99% of germs. Leaves hands feeling soft. Kills more than 99.99% of most common germs that may make you sick. www.purell.com. Made in USA.