Maximum permissible residual chlorine in treated water sh... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Maximum permissible residual chlorine in treated water should be ____________ mg/litre?

Correct answer: B

Explanation

The recommended residual chlorine level in treated drinking water is typically between 0.2 to 0.3 mg/litre.

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