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Methyl Red Solution, EP Grade, Reagecon™
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
This item is not returnable.
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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
| 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 |
Safety and Handling
Product Identifier
Signal Word
Hazard Category
Hazard Statement
Precautionary Statement
Supplemental information
- 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