Purifying water couldn't be easier. Simply drop a Katadyn Micropur tablet into a liter of water and let it sit for 4 hours, then drink with confidence—and no chemical aftertaste.

• Micropur tablets are effective against microorganisms, bacteria, protozoa (such as giardia and cryptosporidia), cysts and viruses
• Use 1 tablet per liter of water and allow to sit for 4 hrs. for maximum efficacy
• Meets the US Environmental Protection Agency purification guidelines; active ingredient is chlorine dioxide
• Each tablet is individually wrapped and sealed
• Shelf life: 5 yrs. from date of manufacture