Hand Hygiene Recommendations | CDC- minimum ethanol in hand sanitiser ,The USP hand sanitizer toolkit external icon formulas have final concentrations of 80% ethanol or 75% isopropyl alcohol concentrations. A final concentration of 80% ethanol or 75% isopropyl alcohol recommended in the USP hand sanitizer toolkit are aligned with World Health Organization (WHO) formulations pdf icon external icon.How to Make Hand Sanitizer: A Step-by-Step GuideAlcohol-based hand sanitizers can help keep you safe and reduce the spread of germs if soap and water aren't available. It's also effective against the novel coronavirus. To make your own, you ...