Wort Agar, pour microbiologie

Code: 70196-500g D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

General purpose mycological medium especially suitable for the cultivation and enumeration of yeasts. Addition of special indicator dyes allows differentiation be...


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Votre prix
$98.02 EACH

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

General purpose mycological medium especially suitable for the cultivation and enumeration of yeasts. Addition of special indicator dyes allows differentiation between yeast and bacterial colonies (Rapp).

Wort Agar has been used to cultivate Aspergillus niger.

Footnote

We offer two media types: the superior granulated GranuCult® and the cost-efficient powdered NutriSelect® culture media, depending on your needs. The designations basic, plus, or prime are added to indicate the quality control level, from basic quality control to standard QC plus to prime for full regulatory compliance.

General description

Wort Agar is a general purpose mycological medium especially suitable for the cultivation and enumeration of yeasts.

Legal Information

NutriSelect is a registered trademark of Merck KGaA, Darmstadt, Germany

GRANUCULT is a registered trademark of Merck KGaA, Darmstadt, Germany

Other Notes

Impedimetric detection of yeast and mold

Preparation Note

Suspend 50 g in 1 litre of distilled water. Add 2.35 g glycerol Cat. No. 49767) and bring to the boil to dissolve completely. Sterilize by autoclaving at 121°C for 15 minutes. Do not overheat! Prolonged heating will diminish the gel strength of the medium.

application(s)microbiology, agriculturebioburden testingenvironmentalfood and beverages
compositionpeptone (from casein), 1.0 g/L, D-maltose, 12.5 g/L, malt extract, 15.0 g/L, ammonium chloride, 1.0 g/L, dipotassium hydrogen phosphate, 1.0 g/L, agar, 17.0 g/L, dextrin, 2.5 g/L
final pH4.8±0.2 (25 °C)
formpowder
manufacturer/tradenameNutriSelect® Basic
Quality Level100
shelf lifelimited shelf life, expiry date on the label
sterilitynon-sterile
suitabilityselective by low pH for Zygosaccharomyces spp., selective by low pH for Pichia spp., selective by low pH for molds (General Media), selective by low pH for Saccharomyces spp., selective by low pH for yeasts (General Media), selective by low pH for Candida spp.
technique(s)microbiological culture: suitable
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