R Rakesh Kumar • 28.44K Points Instructor II Q. The maximum permissible chlorine content for public supplies should be between ? (A) 0.1 to 0.2 ppm (B) 0.3 to 0.4 ppm (C) 1.2 to 4 ppm (D) 6.5 to 8 ppm Correct Answer - Option(A) Views: 110 Filed under category Public Health Engineering Share
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