Fraser Secondary Enrichment Broth Base

201060140500

Fraser Secondary Enrichment Broth Base is used for isolation, cultivation and enrichment of Listeria monocytogenes from food and environmental samples.

Composition* 

Ingredients 
g/L
Proteose Peptone
5.0
Casein Enzymic Hydrolysate
5.0
Yeast Extract
5.0
Beef Extract
5.0
Sodium Chloride
20.0
Disodium Phosphate
12.0
Lithium Chloride 
3.0
Monopotassium Phosphate
1.35
Esculin 
1.0
Ferric Ammonium Citrate
0.5

*Adjusted to suit performance parameters.
  Final pH (at 25°C): 7.2 ± 0.2

g/L: Suspend 57.85 g of the powder in 990 mL purified / distilled water and mix thoroughly.

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