For portable water the permissible pH value is

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Mr. Dubey

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📊 Environmental Engineering

Q. For portable water the permissible pH value is

(A) 1 - 4.5
(B) 4.5 - 7
(C) 7 - 8.5
(D) 9 -- 11

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✅ Correct Answer: (C) 7 - 8.5

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