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Urea Agar Base Group Picture

Urea Agar Base

Code: KM0172-500G
  Pack Size List Price Qty  
photo_camera 500g
KM0172-500G
£80.10
Pack: 500g

£80.10

A modification of Christensen's medium by Maslen this medium is generally used to detect rapid urease activity of Proteus spp. It can also be used to detect urease activity of other Enterobacteriaceae including urease-producing Salmonella spp. and Shigella spp.

When used for the latter purpose it is necessary to increase the incubation time to as long as 48 hours. The peptone provides the required nitrogen, carbon and vitamins. Glucose is a fermentable carbohydrate. The potassium dihydrogen phosphate is a buffer and sodium chloride maintains an osmotic balance. Phenol red is a pH indicator.

Used to detect rapid urease activity of Proteus spp.

Used to detect urease activity of other Enterobacteriaceae including urease-producing Salmonella spp. and Shigella spp.


Shelf Life (days): 1095 days

Storage Temp (°C): 10-30°C

Dehydrated Medium Appearance: Fine Powder

Prepared Medium Appearance: Firm Gel

Dehydrated Medium Colour: Beige

Prepared Medium Colour: Pale Orange

Dehydrated PH: 6.8 ± 0.2

Prepared PH: 6.8 ± 0.2

Recommended Incubation: For Proteus spp. aerobically at 37°C for 4-6 months. For other Enterobacteriaceae aerobically at 37°C for 24-48 hours

g/L

Peptone: 1.0

Glucose: 1.0

Potassium dihydrogen phosphate: 2.0

Sodium chloride: 5.0

Phenol red: 0.012

Agar:12.0

Total:21.0

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