iron and manganese removal

FAQ : Manganese Greensand Iron Removal Filters

1) What concentration should be used in the potassium permanganate solution for regeneration of manganese greensand? For most applications of manganese greensand, a solution of 100 gms (by weight) of potassium permanganate, mixed well, for each gallon of water is the proper proportion. However, for water at a temperature of less...

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