APPLICATION

Antibiotic Assay Medium No.9 is used as base layer medium for assaying product containing Polymyxin B.

Composition*

Ingredients	g/L
Casein Enzymic Hydrolysate	17.0
Papaic Digest of Soybean Meal	3.0
Dextrose	2.5
Sodium Chloride	5.0
Dipotassium Phosphate	2.5
Agar	20.0

*Adjusted to suit performance parameters.
Final pH (at 25°C): 7.2 ± 0.1

g/L: Suspend 50.00 g of the powder in 1000 mL purified / distilled water.

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Antibiotic Assay Medium No.9