Antibiotic Assay Medium No. 12 (Nystatin Assay Agar) is supplied by the company, HIMEDIA.

This is an Antibiotic Assay Medium No.12 ideally used for microbiological assay of Amphotericin B and Nystatin using Saccharomyces cerevisiae. Antibiotic Assay Medium No.12 is a medium designated to Nystatin Assay Agar.

Product specifications:

• Catalog number:M280-500G
• Brand: HIMEDIA
• Quantity/unit: Pack of 500g

Product composition:gm/L

• Peptone: 10.000
• Sodium chloride: 10.000
• Dextrose (Glucose): 10.000
• HM peptone B #: 2.500
• Yeast extract :5.000
• Agar :25.000
• Final pH ( at 25C): 6.10.2

Product features:

• Appearance:Cream to yellow homogeneous free flowing powder
• Gelling: Firm, comparable with 2.5% Agar gel
• Colour and Clarity of prepared medium: Yellow coloured clear to slightly opalescent gel forms in Petri plates
• Reaction:Reaction of 6.25% w/v aqueous solution at 25C. pH : 6.10.2
• pH: 5.90-6.30
• Cultural Response:Cultural characteristics observed after an incubation at 25-30C for 18-24 hours