Vial contents (each vial is sufficient for 500 ml of medium) | per vial | per litre |
Oxytetracycline (in buffered base) | 50mg | 100mg |
NB: the reconstituted supplement is photo-sensitive. It is recommended the solution is added immediately to the prepared agar base. Failure to do so may result in the solution becoming cloudy.
Directions
Suspend 18.5g in 500ml of distilled water and bring gently to the boil to dissolve completely. Sterilise by autoclaving at 115°C for 10 minutes. Allow the medium to cool to 50°C and aseptically add the contents of one vial of Oxytetracycline GYE Selective Supplement (SR0073) reconstituted as directed. Mix thoroughly and pour into sterile Petri dishes. The pH of this medium should be 7.0±0.2 @ 25°C.