B232 

LYSINE IRON AGAR

Formula

Ingredients 

gms/lit.

Peptic digest of animal tissue

Yeast extract 

Dextrose 

L-Lysine 

Ferric ammonium citrate 

Sodium thiosulphate 

Bromo cresol purple 

Agar 

5.00

3.00

1.00

10.00

0.50

0.04

0.02

15.00

Final pH (at 25°C) : 6.7 + 0.2

Directions 

Suspend 34.56 gms. in 1000 ml. distilled water. Boil to dissolve the medium completely. Dispense Into tubes and sterilize by autoclaving at 15 lbs Pressure (121°C) for 15 minutes. Cool the tubes in slanted position to form slants with deep butts.

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