FIELD: purification of contaminated drinking water.
SUBSTANCE: composition, method and kit for purification and clarification of contaminated drinking water, as well as (optionally) nutrient addition include original coagulation agent and bridged flocculating agent, cationic polymer of certain molecular weight, water-soluble alkali, disinfectant, water-insoluble silicate with specific component ratio. In most proffered embodiment of the invention composition contains chitosan as coagulation-conducing cationic compound; chlorine-based germicide disinfectant (e.g., calcium hypochlorite), water-soluble alkali, water-insoluble silicate, and nutrient or nutrient source. Claimed composition is useful in purification and clarification of relatively small volume of water for private or domestic application.
EFFECT: effective water purification and disinfection; composition of increased storage stability; purified water with improved taste and storage stability.
21 cl, 2 tbl, 4 ex
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