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70196 Sigma-Aldrich

Wort Agar

for microbiology

Purchase

Properties

Related Categories All Food Control Media (alphabetical), All Solid Media/Agars, Candida, Media, Media by Application,
grade   for microbiology
shelf life   limited shelf life, expiry date on the label
composition   agar, 17.0 g/L
  ammonium chloride, 1.0 g/L
  dextrin, 2.5 g/L
  dipotassium hydrogen phosphate, 1.0 g/L
  malt extract, 15.0 g/L
  D-maltose, 12.5 g/L
  peptone (from casein), 1.0 g/L
final pH   4.8±0.2 (25 °C)
suitability   selective by low pH for Candida
  selective by low pH for Molds and Yeasts (General Media)
  selective by low pH for Pichia
  selective by low pH for Saccharomyces
  selective by low pH for Zygosaccharomyces

Description

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).

Other Notes

Impedimetric detection of yeast and mold

Same product — same quality — now Sigma-Aldrich brand

Preparation Note

Supplement: 2.35 g/l glycerol (Cat. No. 49767)

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles

Articles

Culture Method for Quality Control of Beer

Traditional methods are based morphology, staining methods, enzyme reactions (metabolism) and diverse media. One of the first steps is the filtration of the beer followed by an incubation of the filt...
Jvo Siegrist
Microbiology Focus Edition 1.4
Keywords: Fermentation, Filtration, Magnetic resonance spectroscopy, Metabolism, Microbiology

Microbiological Control of Spices and Herbs

Cultures around the world rely on herbs and spices to add flavour and zest to food. Many spices, however, contain very high numbers of bacteria, making them a potent source for food spoilage and path...
Jvo Siegrist
AnalytiX Volume 10 Article 1
Keywords: Growth factors, Microbiology

Microbiology Introduction

An initial aim of all microbiologists is the reproducible growth of their microbial cultures, no matter whether the microorganisms are of natural origin or have been genetically engineered by man. Re...
Keywords: Absorption, Aerobic, Anaerobic, Antibiotics, Antimicrobials, Buffers, Culture media, Diffusion, Environmental, Filtration, Genetic, Growth factors, Metabolism, Phase transitions, Precipitation, Reductions, Respiration, Sample preparations, Vitamins

Microbiology Theory: Media Preparation

Microorganisms need nutrients, a source of energy and certain environmental conditions in order to grow and reproduce. In the environment, microbes have adapted to the habitats most suitable for thei...
Keywords: Culture media, Digestions, Environmental, Filtration, Growth factors, Indicators, Microbiology, Phase transitions, Precipitation, Vitamins

Peer-Reviewed Papers
15

References

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