Szukana fraza: [Abstract = "The results of conducted investigation shown that the effectivness of studied coagulants \(SAL, PAX XL\-60, PAX\-16, PAX\-18\) grown together with growth their dose, temperature of treatment water as well as together with getting smaller value of co\-occur coefficient of organic substances and general iron in raw water. The best effects of groundwater treatment assured polyaluminium chloride about the highest value of alkalinity coefficient."]