FIELD: water disinfection. SUBSTANCE: filler of device for disinfection of drinkable water has layers in direction of water flow of modified silver-containing cationic exchanger in form of macroporous strong-acid sulfo-cationic exchanger with low-soluble silver compounds precipitated on it, then, layer of solid iodine with particles sizing at least 0.25 mm, and layer of anionic exchanger in halide form presenting highly basic anionic exchanger based on copolymer of styrene with divinyl-benzene which is located in direction of water flow after layer of solid iodine with the following content of components, mas. silver-containing cationic exchanger 10-30; modified solid iodine 40-20; anionic exchanger in halide form 40-60. Water disinfection resource in increased from 30 to 40 cu.dm. EFFECT: higher efficiency. 2 tbl
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Authors
Dates
1995-09-10—Published
1992-08-06—Filed