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To remove iron and manganese from drinking water, treatment studies were carried out with chlorine and KMnO4 as oxidants. Alum and lime were added for coagulation and pH correction.
Again, ideally iron levels should be below 0.3 ppm (or mg/l) and manganese levels should be below 0.05 ppm (or mg/l). Iron and/or Manganese Water Treatment There are a variety of methods available to treat iron and manganese problems. The most effective means in most circumstances is oxidation / filtration.
