why is the membrane filter technique useful for a sanitarian working in the field

DWQA QuestionsCategory: Questionswhy is the membrane filter technique useful for a sanitarian working in the field
Wafaa Staff asked 9 months ago

why is the membrane filter technique useful for a sanitarian working in the field

Used to determine presence of fecal coliforms in water.
Water is drawn thru thin filter.
Bacteria are retained on the filter which is placed on suitable nutrient agar.
Each bacterium that is trapped on the filter will develop into a colony.
Count colonies growing.

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