Kills 99.99% of germs, including the Enterococcus faecium bacteria, now shown to be developing tolerance to alcohol based hand sanitizers. The active ingredient is benzalkonium chloride, shortened to BZK, an organic salt classi?ed as a quaternary ammonium compound. Along with BZK, utilizes a proprietary ratio of speci?c components. The over the counter hand sanitizer that is safe and effective to use when consumers don�t have access to water