B215 

KOSER CITRATE MEDIUM

Formula

Ingredients 

gms/lit.

Sodium ammonium phosphate

Monopotassium phosphate

Magnesium sulphate 

Sodium citrate

1.50

1.00

0.20

3.00

Final pH (at 25C) : 6.7 + 0.2

Directions 

Suspend 5.7 gms. in 1000ml. distilled water. Dispense into tubes & sterilize by autoclaving at 15 lbs pressure (121C) for 15 minutes

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