Pseudomonas CN Supplement

//Pseudomonas CN Supplement

Pseudomonas CN Supplement

SKU: LS0006 Category:

E&O Laboratories Limited Pseudomonas Selective CN Supplement (LS0006) is an antibiotic supplement used to enhance the selective isolation of Pseudomonas species particularly Pseudomonas aeruginosa.

Additional Information

Shelf Life (days)

Storage Temp (°C)

Dehydrated Medium Appearance

Product Description

Organisms Ref. No Result
 Pseudomonas aeruginosa NCTC 12903 Growth
Escherichia coli NCTC 12241 Inhibited



Each vial contains
Cetrimide 100mg
Nalidixic Acid 7.5mg


To reconstitute the contents of each vial, aseptically add 2ml of Sterile Distilled Water. Close the vial and gently agitate to assist reconstitution. Avoid frothing and the resulting solution should be clear and free from visible particulate matter. Add the contents of the vial to 500ml of sterile base medium of choice (Pseudomonas Agar base is recommended) prepared according to the manufacture’s instructions and allowed to cool 45°- 50°C.
Mix gently but thoroughly and pour aseptically into sterile Petri dishes.
Overnight storage at 2°-8°C is recommended to allow equilibration of the supplement within the medium. For extended storage, plates should be contained in sealed plastic sleeves or similar packing.