Campden Tablets - 100Ct

Use one tablet per gallon, two crushed tablets equal 1/4 teaspoon. Contains sodium metabisulfite & is a convenient way to accurately sulphite wine. Releases sulphur dioxide, which acts as a sterilant & antioxidant.

Adding 1 campden tablet per 20 gallons of water and letting sit for about 20 minutes works for reducing both chlorine and chloramine in municipal water supplies