B170

TRYPTONE AGAR, MODIFIED

Formula 

B170

Ingredients 

gms/lit.

Casein enzymic hydrolysate 

Dextrose 

Dipotassium phosphate

Yeast extract 

Bromo cresol purple

Agar 

10.00 

5.00

1.25

1.00

0.04 

15.00 

Final pH (at 25°C) : 6.7 + 0.2

Directions 

Suspend 32.3 gms. of B170 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.

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