B203 

HEKTOEN ENTERIC AGAR

Formula

Ingredients 

gms/lit.

Proteose peptone

Yeast extract 

Lactose

Sucrose

Salicin 

Bile salt mixture

Sodium chloride

Sodium thiosulphate

Ferric ammonium citrate

Acid fuchsin

Bromo thymol blue

Agar

12.00

3.00

12.00

12.00

2.00

9.00

5.00

5.00

1.50

0.10

0.065

15.00

Final pH (at 25°C) : 7.5 + 0.2

Directions 

Suspend 76.67gms. in 1000ml. distilled water. Boil to dissolve the medium completely. DO NOT AUTOCLAVE

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