B124 

BRILLIANT GREEN AGAR, MODIFIED WITH 1.2% AGAR

Formula 

B124 

Ingredients 

gms/lit. 

Proteose peptone

Yeast extract 

Lactose 

Sucrose 

Sodium chloride 

Phenol red 

Brilliant green 

Agar 

10.00

3.00

10.00

10.00

5.00

0.08

0.0125

12.00

Final pH (at 25°C) : 6.9 + 0.2

Directions 

Suspend 50 gms. of B124 in 1000 ml. distilled water. Boil to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. AVOID OVERHEATING. For more selectivity, aseptically add rehydrated Sulpha supplement. Mix well before pouring into sterile petri plates.

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