B950 

BROMCRESOL PURPLE BROTH WITH LACTOSE

Formula

Ingredients 

gms/lit.

Peptic digest of animal tissue

Meat extract 

Sodium chloride 

Lactose 

Bromo cresol purple 

10.00

3.00

5.00

10.00

0.02

Final pH (at 25°C) : 7.2 + 0.2

Directions 

Suspend 28 gms in 1000ml distilled water. Heat if necessary to dissolve the medium completely. Dispense in tubes containing Durham’s tubes and sterilize by autoclaving at 10 lbs pressure (115°C) for 20 minutes.

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