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08714 Millipore

Methyl Red solution

for microbiology

  • CAS Number 493-52-7

  • Empirical Formula (Hill Notation) C15H15N3O2

  • Molecular Weight 269.30

  •  Beilstein/REAXYS Number 1843037

  •  MDL number MFCD00002425

  •  PubChem Substance ID 329748627

  •  NACRES NA.85

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Properties

Related Categories Biochemical Reagents for Identification, Identification Tests & Reagents, Microbiology More...
Quality Level   100
grade   for microbiology
shelf life   limited shelf life, expiry date on the label
composition   dist. water, 200 mL
  ethanol 95%, 300 mL
  methyl red, 0.1 g
application(s)   microbiology: suitable (microbial identification)
Featured Industry   Clinical Testing
Environmental
Food and Beverages
suitability   bacteria
SMILES string   CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O
InChI   1S/C15H15N3O2/c1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20/h3-10H,1-2H3,(H,19,20)/b17-16+
InChI key   CEQFOVLGLXCDCX-WUKNDPDISA-N

Description

Application

Some bacteria utilize glucose to form large amounts of acid with the result that the pH value of the medium falls distinct. Other species produce no or less free acid. This difference can be visualized by using methyl red.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Target organs 
Eyes
RIDADR 
UN1170 - class 3 - PG 2 - Ethanol, solution
WGK Germany 
WGK 1
Flash Point(F) 
69.8 °F
Flash Point(C) 
21 °C

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

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

Identification of Microorganisms Based on Color

For microbiologists the most fundamental stain was developed in 1884 by the Danish bacteriologist Hans Christian Gram. The Gram Stain allows the determination of morphology, dividing bacteria into tw...
Jvo Siegrist
Microbiology Focus Edition 1.4, Product Manager Microbiology.... ivo.siegrist@sial.com
Keywords: Antibiotics, Enzyme activity, Fermentation, Gram stain, Help, Indicators, Reductions

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

Pseudomonas Media and Tests

Pseudomonas are motile (one or more polar flagella), rod shaped and aerobe Gram-negative bacteria. They are found almost everywhere, in soil, water, plants and animals. In most cases it is not pathog...
Jvo Siegrist, Product Manager Microbiology, ivo.siegrist@sial.com
Analytix Volume 2007 Article 5
Keywords: Anaerobic, Antifungals, Biochemistry, Cosmetics, Diagnostic, Environmental, Fermentation, Glycolysis, Metabolism, Metabolites, Microbiology, Pentose phosphate pathway, Pharmaceutical, Respiratory

Yersinia Diagnostic

Yersinia are rod-shaped, Gram-negative facultative anaerobic bacteria. They exhibit fermentative metabolism and are oxidasenegative, mannitol-positive. A psychrophilic organism, Yersinia survives and...
Ivo Siegrist
Analytix Volume 7 Article 5
Keywords: Anaerobic, Clinical, Diagnostic, Metabolism, Microbiology

Peer-Reviewed Papers
15

References

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