B114 

B.G. SULPHA AGAR (BRILLIANT GREEN SULPHA AGAR)

Formula

Ingredients 

gms/lit.

Yeast extract 

Proteose peptone 

Lactose 

Sucrose 

Sodium sulphapyridine 

Sodium chloride

Brilliant green 

Phenol red 

Agar 

3.00

10.00

10.00

10.00

1.00

5.00

0.0125

0.08

20.00

Final pH (at 25°C) : 6.9 + 0.2

Directions 

Suspend 59 gms. in 1000 ml. distilled water. Heat to boiling to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. To maintain selectively of the medium, DO NOT OVER STERILIZE OR OVERHEAT the medium.

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