Chlorine Demand Calculator

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Posted by Dinesh on

Chlorine demand is the difference between the amount of chlorine added to water or wastewater and the amount of residual chlorine remaining after a given contact time. Chlorine demand may change with dosage, time, temperature, pH, and nature and amount of the impurities in the water.

Chlorine Demand Calculation

Formula:

De = Do

Where,
Do - Chlorine Dose
De - Chlorine Demand
R- Chlorine Residual
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