Chemical Requirements for Iron Oxidation
Oxidant
Oxygen (O2)
Chlorine (C12)
Ozone (O3)
Potassium Permanganate (Kmn04)
Iodine (I3)
Hydrogen Peroxide
Amount needed to oxidize 1 ppm Iron
0.14 ppm
0.62 ppm
0.86 ppm
1.0 ppm
3.6 ppm
0.5 ppm
The minimum retention time for the above is 20 minutes with the exception of iodine which needs 25 minutes
Chemical Requirements for Manganese Oxidation
Oxidant
Oxygen (O2)
Chlorine (C12)
Ozone (O3)
Potassium Permanganate (Kmn04)
Iodine (I3)
Hydrogen Peroxide
Amount needed to oxidize 1 ppm Iron
0.21ppm
2.00 ppm
1.60 ppm
2.70 ppm
7.20 ppm
1.00 ppm
The minimum retention time for the above is 20 minutes with the exception of potassium permanganate which requires 25 minutes and iodine which requires 30 minutes.
Chemical Requirements for Manganese Oxidation
Oxidant
Chlorine (C12)
Potassium Permanganate (Kmn04)
Iodine (I3)
Hydrogen Peroxide (H202)
Ozone (O3)
Amount needed to oxidize 1 ppm Iron
3.00ppm
6.0 ppm
0.8 ppm
1.05 ppm
2.0 ppm
The minimum contact time for the above oxidizing agents is 30 minutes with the exception of potassium permanganate which requires 35 minutes and iodine which is 45 minutes.