B771 

TERGITOL – 7 AGAR

Formula

Ingredients 

gms/lit.

Proteose peptone 

Yeast extract

Lactose 

Sodium hyptadecyl sulphate 

Bromo thymol blue 

Agar 

5.00

3.00

10.00

0.10

0.025

15.00

Final pH (at 25°C) : 6.9 + 0.2

Directions 

Suspend 33.13 gms. in 1000 ml distilled water. Boil to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Cool to 45- 50°C.Aseptically add 3 ml. of 1% 2,3,5, Triphenyl Tetrazolium Chloride (TTC) solution (BF044), if desired.

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