Chlorine is very effective in ...
Published by Ravi Chandran, Managing Director at Pristine Water
Chlorine is very effective in killing E. Coli and injecting high (5ppm) concentration of chlorine is a common practice in Sewage or waste water treatment. Possible in your case the contact time is lesser than required. CT factor is important, so increase the contact time. Moreover the presence of nitrogen compounds and ammonia in in waste water cause interference in the bactericidal efficiency of Chlorine