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Methyl Red Solution, EP Grade, Reagecon™
BIOPHARMA

Turns red in acidic solutions and used in the MR test to indentify the presence of bacteria. Methyl Red Solution, EP Grade, Reagecon™ is a ready-to-use solution with 50mg methyl red per 100mL. It is manufactured according to Eur. Pharm. Chapter 4 (4.1.1) and prepared in an ISO 9001 facility.

Brand:  Reagecon 1055102


Product Code. 11494699

  • 255.00 € / 100mL

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Description

Description

Methyl Red is an azo dye that is a pH indicator that turns color in the presence of acid solutions (red in pH <4.4, yellow in pH >6.2, orange in between). It is particularly used in the MR Test for identifying enteric bacteria that produce stable acids during glucose metabolism (fermentation).
  • Prepared by mixing 50g methyl red in a mixture of 1.86mL of 0.1M sodium hydroxide and 50mL ethanol, and diluted to 100mL with water
  • Manufactured in an ISO 9001-compliant facility according to Eu. Ph. Chapter 4 (4.1.1) guidelines
  • Provided with a certificate of analysis and a label that shows the lot and expiration date
  • Ready to use reagent eliminates the time and labor of preparing precise volumetric solutions
Specifications

Specifications

2-(4-Dimethylamino-phenylazo)benzoic acid
50mg Methyl Red per 100mL
C.I. Acid Red 2, 2-(4-Dimethylamino-phenylazo)benzoic acid
Eu. Ph. Chapter 4(4.1.1)
Yes
Sodium hydroxide, alcohol and water
Red
Liquid
493-52-7, 1310-73-2, 64-17-5, 7732-18-5
C15H15N3O2
269.3g/mol
Temper evident
Red: pH <4.4
Yellow: pH >6.2
Orange:pH 4.4–6.2
13020
100 mL
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Safety and Handling

Safety and Handling

Product Identifier
  • METHYL RED SOLUTION

Signal Word
  • Danger

Hazard Category
  • Flammable liquid Category 2
  • Serious eye damage/eye irritation Category 2

Hazard Statement
  • H225-Highly flammable liquid and vapour.
  • H319-Causes serious eye irritation.

Precautionary Statement
  • P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P241-Use explosion-proof electrical/ventilating/lighting/ equipment.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

Supplemental information
  • MIXTURE LIST-Contains : ethanol

SDS
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