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Cetrimide Agar Group Picture

Cetrimide Agar

Code: KM0059-500G
  Pack Size List Price Qty  
photo_camera 500g
KM0059-500G
£90.30
Pack: 500g

£90.30

Cetrimide agar is a selective medium for the isolation and detection of Pseudomonas aeruginosa from pharmaceutical, clinical and cosmetic samples. The formulation is compliant with the requirements of the Harmonised USP/EP/JP.

Detection is achieved using the unique ability of P. aeruginosa to produce the water soluble, bright green pigment pyocyanin. The production of this pigment is stimulated by the presence of magnesium chloride and di-potassium sulphate in the medium.

The addition of glycerol (10ml/l) is required as this compound serves as an energy source. Cetrimide, a quaternary ammonium compound, is also present to suppress the growth of other Pseudomonas spp. as well as Gram-negative and Gram-positive organisms. Pancreatic digest of gelatin provides the required nitrogen, carbon and vitamins.

Used for the isolation and detection of Pseudomonas aeruginosa from pharmaceutical, clinical and cosmetic samples.

Additional Information

Shelf Life (days): 1095 days

Storage Temp (C): 10-30C

Dehydrated Medium Appearance: Fine Powder

Prepared Medium Appearance: Firm Gel

Dehydrated Medium Colour: Pale Straw

Prepared Medium Colour: Straw

Dehydrated PH: 7.2 0.2

Prepared PH: 7.2 0.2

Recommended Incubation: Aerobically at 30-35C for 18-72 hours

Formula*g/L

Pancreatic digest of gelatin: 20.0

Magnesium chloride: 1.4

Di-potassium sulphate: 10.0

Cetrimide: 0.3

Agar: 13.6

Total: 45.3

*Adjusted/supplemented as required to meet performance requirements

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