Membrane filer/ Coliform test/ Multiple tube fermentaion
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What was the membrane filter technique used for?
To collect possible coliform(fecal) contamination from water
Advantages and disadvantages of Membrane Filter technique
- Its cheap and fast
- But its only a presumptive test and only serves as a preliminary ID
Type of agar used with Membrane filter and why it is used
- Endo agar
- Its a selective medium (encourages growth of gram(-)
- contain lactose
What would a red Endo agar plate and a red plate with gold metallic sheen results be?
- A red Endo Agar plate shows it is a lactose fermenter
- A red Endo Agar with gold sheen indicates lactose fermenter and indicative ot coliform bacteria
What test is this apart of?
What would you like to do?
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