Listeria Selective Agar Base 500g

• Oxoid Listeria Selective Oxford Agar Base is a selective and diagnostic medium for the detection of Listeria monocytogenes.
• Also available Listeria Selective Supplement, Part No. SR0140E and Modified Listeria Selective Supplement, Part No. SR0206E or SR0206B.

Listeria Selective Oxford Agar Base, Oxoid Composition

Listeria Selective Oxford Agar, Oxoid Preparation:
Suspend 27.75 of the Listeria Selective Agar Base (Oxford Formulation) in 500ml of distilled water. Bring gently to the boil to dissolve. Sterilise by autoclaving at 121°C for 15 minutes. Cool to 50°C and aseptically add the contents of one vial of Listeria Selective Supplement (Oxford Formulation) or Modified Listeria Selective Supplement (Oxford) SR0206, SR0140 reconstituted with 5ml of 70% ethanol. Mix well and pour into sterile Petri dishes.

Storage conditions and Shelf life
Store the dehydrated medium at 10-30°C and use before the expiry date on the label.
Store the prepared plates at 2-8°C in the dark.