Social & Preventive Medicine Miscellaneous c011aafb

According to the WHO, what is the minimum bacteriological standard for drinking water

All the samples should not contain coliform organisms

3 consecutive samples of water should not contain any coliforms

3 coliforms in a 100 ml water

1 coliform in a 100 ml water

High-Yield Explanation

(A) All the samples should not contain coliform organisms > All water intended for drinking, E. coli or thermotolerant coliform must not be detectable in any 100 ml sample / bacteria

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According to the WHO, what is the minimum bacteriological standard for drinking water

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