Antibiotic Assay Medium No.9 ( Polymyxin Base Agar) (DM021) is recommended for use as a basal layer medium, for assay of products containing Polymyxin-B.
Ingredients | Gms / Liter |
Casein enzymic hydrolysate | 17.00 |
Papaic digest of soyabean meal | 3.00 |
Sodium chloride | 5.00 |
Dipotassium phosphate | 2.50 |
Dextrose | 2.50 |
Agar | 20.00 |
Final pH: 7.2 ± 0.2 at 25°C | |
Formula may be adjusted and/or supplemented as required to meet performance specifications |
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