B1033 

FNA MEDIUM (FLUORESCEIN DENITRIFICATION AGAR)

Formula

Ingredients 

gms/lit.

Peptic digest of animal tissue

Casein enzymic hydrolysate 

Magnesium sulphate 

Dipotassium phosphate 

Potassium nitrate 

Sodium nitrite 

Agar 

5.00

5.00

1.50

1.50

2.00

0.50

15.00

Final pH (at 25°C) : Self

Directions 

Suspend 30.5 gms. in 1000 ml. distilled water. Boil to dissolve the medium completely. Dispense in tubes. Sterilize by autoclaving at 15 lbs pressure (121°C) for 15 minutes. Cool the tubed medium in slanted position.

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