Chemical Requirements Tables - by Nelsen Corporation

The minimum retention time for the above is 20 minutes with the exception of iodine which needs 25 minutes

 

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 potassium permanganate which requires 25 minutes and iodine which requires 30 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 Mn

 

0.21ppm

2.00 ppm

1.60 ppm

2.70 ppm

7.20 ppm

1.00 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.

 

Chemical Requirements for Manganese Oxidation

 

Oxidant

 

Chlorine (C12)

Potassium Permanganate (Kmn04)

Iodine (I3)

Hydrogen Peroxide (H202)

Ozone (O3)

 

Amount needed to oxidize 1 ppm H2S

 

3.00ppm

6.0 ppm

10.8 ppm

1.05 ppm

2.0 ppm

 

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