Environment & Ecology · Environmental Science
What is the standard permissible residual chlorine concentration specification in drinking water according to Bureau of Indian Standards (BIS 10500)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.2 mg/L✓
- 21.0 mg/L
- 32.0 mg/L
- 45.0 mg/L
Correct answer
0.2 mg/L
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