Malt Extract Agar

/Malt Extract Agar

Malt Extract Agar

Cat. Number: CM-MEA164 Categories: , ,

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Description

Use and description:

A medium for the detection, isolation and enumeration yeasts and moulds. The addition of lactic acid suppresses bacterial growth.

 

Composition per litre:

Malt extract…………………………….29.0 g

Peptone…………………………………….5.0 g

Agar…………………………………………15.0 g

 

Final pH of the ready to use medium: 5.4 ± 0.2

 

Medium preparation:

Add 49.0 grams of dehydrated culture medium to 1 litre of distilled water, allow to soak for 10 minutes, swirl to mix then sterilise for 10 minutes at 115°C. Do not overheat because the agar will not harden. Pour into sterile Petri dishes or distribute into sterile tubes.

 

Quality specifications:

Dehydrated medium: homogeneous, light beige fine powder.

Ready to use medium: very slightly opalescent, amber coloured agar.

 

Microbiological response:

Organism Result
Candida albicans ATCC 10231 Good growth
Aspergillus niger ATCC 16404 Good growth

 

Storage:

Dehydrated medium should be stored between 10 to 25°C. Once opened, place the container in a dark, dry place. The dehydrated medium should not be used if there is any lump or the colour has changed from the original.

500g wrapped pots