Letheen Agar

201120170500

Letheen Agar is recommended to determine the phenol coefficient of quaternary ammonium compounds using Escherichia coli or Staphylococcus aureus.

Composition*

Ingredients 
g/L
Casein Enzymic Hydrolysate 
5.0
Beef Extract 
3.0
Dextrose
1.0
Polysorbate 80 
7.0
Lecithin
1.0
Agar
15.0

*Adjusted to suit performance parameters.
  Final pH (at 25°C): 7.0 ± 0.2

g/L: Suspend 32.00 g of the powder in 1000 mL purified / distilled water.

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