ezBLEACH™ tablets are a rapidly dissolving broad spectrum and sporicidal disinfectant tablet. Made in the U.S.A. and EPA List N registered for use against SARS-CoV-2, which causes the disease COVID-19 with a 10 minute contact time. Has a 7 day shelf life when diluted and stored in a closed container. 1 tablet per 32 oz. bottle for hospital grade disinfection.