Antibiotic Assay Medium No. 9 (Polymyxin Base Agar)is supplied by the company, HIMEDIA.

This is an Antibiotic Assay Medium No. 9ideally used for assaying the products containing Polymyxin-B. Antibiotic Assay Medium No. 9 is a base layer medium designated to Polymyxin Base Agar

Product specifications:

• Catalog number:M147-500G
• Brand: HIMEDIA
• Quantity/unit: Pack of 500g

Product composition:gm/L

• Tryptone: 17.000
• Soya peptone: 3.000
• Sodium chloride: 5.000
• Dipotassium hydrogen phosphate: 2.500
• Dextrose (Glucose): 2.500
• Agar: 20.000
• Final pH ( at 25C): 7.20.2

Product features:

• Appearance:Cream to yellow homogeneous free flowing powder
• Gelling: Firm, comparable with 2.0% agar gel.
• Colour and Clarity of prepared medium: Light amber coloured clear to slightly opalescent gel forms in Petri plates
• Reaction:Reaction of 5% w/v aqueous solution at 25C. pH : 7.20.2
• pH:7.00-7.40
• Cultural Response: Cultural characteristics observed after an incubation at 35-37C for 18-24 hours.