china industrial ro purification system salt water treatment
process enhancement, by dissolving 100 grams of aluminium sulphates Al 2 (SO4) 3 .18H 2 O) in. one litre of distilled so one ml of this stock gives alum solution of 100 mg/l concentration. Then
The amount of sludge produced during clarification can be reduced by 50-90%. The approximate dry weight of solids removed per pound of dry alum and ferric sulfate are approximately 0.25 and 0.5 lb, respectively. The resulting sludge contains
