Waste characteristic form processes used in water treatment [8]
| Process | Waste | Contaminants |
|---|---|---|
| Coagulation with iron or aluminium salts | Hydrated sludges and washings with a high aluminum or iron content. | As, Ba, Cd, Cr, Ni, Pb, Zn |
| Iron removal, manganese removal | Hydrated deposits of iron and manganese oxides. | Fe, Mn, As, Cd, Cr, Pb |
| Decorbanization with the precipitation method | Hydrated carbonaceous deposits | As, Ba, Cd, Cr, Pb, 226Ra |
| Adsorption | Used adsorbent | organic substances, As, Ca, Cr, Pb |
| Ion exchange | Brine | As, Ba, Cd, Cr, Se, 226Ra, F, NO3- |
| Reverse osmosis | Brine | As, Cd, Cr, Se, 226Ra |
| Chemical oxidation, chlorine disinfection | - | THMs, chlorites, chlorates, bromates |