I purchased 20 of these for some long distance backpacking trips I have planned. This version is significanly less expensive per liter then the tablet version and one pack is enough to last a month on the trail. Easy to use, the product turns yellow in the mixing cup after both components are added so I know I have mixed it correctly before adding it to my water. No disernible taste or color when
This review was written in the old system and had content requirements that are different than reviews written today.