B877 

M-EMB BROTH

Formula

Ingredients 

gms/lit.

Proteose peptone

Yeast extract

Lactose

Bile salt mixture

Sodium chloride

Dipotassium phosphate

Eosin – Y

Methylene blue

40.00

6.00

20.00

1.00

5.00

7.00

4.00

1.33

Final pH (at 25°C) : 7.2 + 0.2

Directions 

Suspend 84.33 gms. in 1000ml distilled water. Boil to dissolve the medium completely. Sterilize by autoclaving at 15lbs pressure (121°C) for 15 minutes. Autoclave sterilization is not required if the medium is to be used on the same day of preparation.

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