Chlorine usage in the treatment of 25,000 m3/day of water has been 9 kg/day.
The residual chlorine after 10 minutes of contact is 0.2 mg/l. The chlorine demand of water would be nearly
1
0.28 mg/l
2
0.22 mg/l
3
0.16 mg/l
4
0.12 mg/l
Chlorine usage in the treatment of 25,000 m3/day of water has been 9 kg/day.
The residual chlorine after 10 minutes of contact is 0.2 mg/l. The chlorine demand of water would be nearly