B467 

CITRATE AGAR

Formula

Ingredients 

gms/lit.

Ammonium sulphate

Sodium nitrate 

Magnesium sulphate 

Dipotassium phosphate 

Calcium chloride 

Ferric ammonium citrate 

Agar 

0.50

0.50

0.50

0.50

0.20

10.00

15.00

Final pH (at 25°C) : 6.6 + 0.2

Directions 

Suspend 27.2 gms. in 1000ml. distilled water. Boil to dissolve the medium completely. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes

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