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44940 Sigma-Aldrich

Triple Sugar Iron Agar

for microbiology

Synonym: TSI Agar

Purchase

Properties

Related Categories All Dairy Media (alphabetical), All Food Control Media (alphabetical), All Solid Media/Agars, Biochemical Identification Media by Test, Biochemical Identification Media, A to Z,
grade   for microbiology
shelf life   limited shelf life, expiry date on the label
composition   agar, 12 g/L
  ferrous sulfate, 0.2 g/L
  glucose, 1 g/L
  lactose, 10 g/L
  meat extract, 3 g/L
  mixed peptone, 20 g/L
  phenol red, 0.025 g/L
  sodium chloride, 5 g/L
  sodium thiosulfate, 0.3 g/L
  sucrose, 10 g/L
  yeast extract, 3 g/L
final pH   7.4±0.2 (25 °C)
suitability   nonselective and differential for Citrobacter
  nonselective and differential for Enterobacteriaceae
  nonselective and differential for Escherichia coli and Coliforms
  nonselective and differential for Klebsiella
  nonselective and differential for Proteus
  nonselective and differential for Salmonella
  nonselective and differential for Shigella

Description

Application

For the identification of Enterobacteriaceae acc. to Sulkin and Willett (1940), modified acc. to Hajna (1945).

Other Notes

Salmonella screening studies

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles

Articles

Differentiation and Identification Media for Salmonella

Salmonella contamination is the second leading cause of food-borne illness worldwide. Controlling outbreaks of Salmonella is an important task for food regulators, restaurants and the food industry i...
Jvo Siegrist
Microbiology Focus Edition 1.3
Keywords: Biochemistry, Fermentation, Food & Beverage, Indicators, Microbiology

Differentiation of Escherichia coli from coliforms

In August 2008, the discovery of E. coli-contaminated beef in the United States prompted a nationwide recall of beef. The source turned out to be one supplier that had a history of contamination of i...
Jvo Siegrist
AnalytiX Volume 8 Article 5
Keywords: Decarboxylations, Fermentation, Genetic, Indicators, Microbiology, Reductions

EZ-Fit™ Filtration Products for Bioburden Testing

The EZ family of products has been designed to optimize and streamline the bioburden workflow. The family includes:
Keywords: Filtration

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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