Tablets are intended for emergency disinfection of drinking water. When used as directed, they make most water bacteria-suitable for drinking. To be used only when water is suspected or known to be substandard. For short term or limited emergency use only. Not to be used on a continuous basis. Treats up to 25 quarts.
Recommended use: 2 tablets per 1 quart of water. Keep some with your emergency preparedness supplies.