2023 Online Catalog - Flipbook - Page 508
17 Chemical Requirements Table
Chemical Requirements for Iron Oxidation
Oxidant
Oxygen (02)
Chlorine (C12)
Ozone (03)
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 (02)
Chlorine (C12)
Ozone (03)
Potassium Permanganate (Kmn04)
Iodine (I3)
Hydrogen Peroxide
Amount needed to oxidize 1 ppm Mn
0.21 ppm
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 (Cl2)
Potassium Permanganate (KMn04)
Iodine (l3)
Hydrogen Peroxide (H202)
Ozone (03)
Amount needed to oxidize 1 ppm H2S
3.0 ppm
6.0 ppm
10.8 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.
Technical & Engineering
24
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