B441 

BROMO CRESOL PURPLE BROTH

Formula

Ingredients 

gms/lit.

Peptic digest of animal tissue

Sodium chloride 

Beef extract 

Bromo cresol purple

10.00

5.00

3.00

0.04

Final pH (at 25°C) : 7.0 + 0.2

Directions 

Suspend 18 gms. in 1000 ml. distilled water. Heat if necessary to dissolve the medium completely. Dispense in tubes containing inverted Durham’s tubes. Sterilize by autoclaving at 15 lbs pressure (121°C) for 10 minutes. Cool and aseptically add sterile desired carbohydrate to a final concentration of 0.5 – 1.0%.

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