For the best results, be sure to pre-clean surfaces prior to use. Hold can upright 6" to 8" from the surface and spray for three to four seconds until covered with mist. Rinse toys and food contact surfaces with potable water after use. To Sanitize: Surfaces must remain wet for 10 seconds then allow to air dry. To Disinfect: Surfaces must remain wet for three minutes then allow to air dry. For Norovirus: Surfaces must remain wet for 10 minutes then allow to air dry. If the item details above aren’t accurate or complete, we want to know about it.