Methyl Red Extra Pure
$ 16.00 Original price was: $ 16.00.$ 15.87Current price is: $ 15.87.
Methyl Red Extra Pure is a high-grade pH indicator commonly used in analytical chemistry, especially in titration processes to identify the endpoint between acidic and basic solutions. It exhibits a clear color change from red in acidic environments (pH below 4.4) to yellow in alkaline conditions (pH above 6.2), making it ideal for monitoring pH transitions in laboratory procedures. Beyond titrations, it is also used in microbiological media to distinguish between types of bacterial metabolism. This extra pure quality ensures excellent sensitivity, precision, and reliability in both educational and professional scientific settings.
Methyl Red Extra Pure
Primary Uses
- pH Indicator – Commonly used in titrations, especially for identifying the endpoint between pH 4.4 (red) and pH 6.2 (yellow).
- Acid-Base Indicator in Microbiology – Essential component of the Methyl Red Test (MR-VP test) for detecting mixed acid fermentation in bacterial identification.
Secondary Uses
- Educational Demonstrations – Used in school and university labs to visually teach acid-base chemistry and indicator behavior.
- Analytical Chemistry – Applied in quality control and analysis protocols requiring precise pH monitoring.
| PACK SIZE | 25 grams Plastic Tin |
|---|
1. Basic Identification Attributes
- Chemical Name: Methyl Red
- IUPAC Name: 2-(N,N-Dimethyl-4-aminophenyl)azobenzene-4-carboxylic acid
- CAS Number: 493-52-7
- Molecular Formula: C₁₅H₁₅N₃O₂
- Molecular Weight: 269.30 g/mol
- Appearance: Dark red to purple crystalline powder
- Odor: Odorless
- Solubility: Slightly soluble in water; soluble in alcohol and acetone
- Grade: Extra Pure
- pH Range (Indicator): pH 4.4 (red) to 6.2 (yellow)
- Melting Point: ~179–181 °C
2. Safety & Hazard Attributes
- GHS Classification:
- Skin Irritant (Category 2)
- Eye Irritant (Category 2)
- Harmful if swallowed (Category 4)
- Hazard Statements:
- H302: Harmful if swallowed
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- Precautionary Statements:
- P280: Wear protective gloves/protective clothing/eye protection
- P301+P312: IF SWALLOWED: Call a POISON CENTER or doctor if unwell
- P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes
- Personal Protective Equipment (PPE):
- Lab coat
- Gloves
- Safety goggles or face shield
- First Aid Measures:
- Inhalation: Move to fresh air
- Skin Contact: Wash with soap and water
- Eye Contact: Rinse immediately with plenty of water
- Ingestion: Rinse mouth; seek medical attention
- Fire Hazards:
- Flammability: May be combustible
- Extinguishing Media: Dry chemical, CO₂, foam, or water spray
3. Storage & Handling Attributes
- Storage Conditions:
- Store in tightly closed container
- Keep in a cool, dry place
- Protect from light and moisture
- Handling Tips:
- Avoid contact with skin and eyes
- Use in well-ventilated area
4. Laboratory Applications
- Primary Uses:
- pH indicator in titrations and buffer systems
- Acid–base titration (transitions from red to yellow)
- Secondary Uses:
- Research in dye chemistry and azo compound synthesis
- Staining and microbiological applications
SAFETY PRECAUTIONS
Personal Protective Equipment (PPE):
- Wear a lab coat, nitrile gloves, and chemical safety goggles.
- Use a dust mask or work in a fume hood to prevent inhalation.
Handling:
- Avoid contact with skin, eyes, and clothing.
- Prevent the formation and inhalation of dust or powder.
- Handle with adequate ventilation.
- Wash hands thoroughly after use.
Storage:
- Store in a cool, dry, and well-ventilated place.
- Keep the container tightly closed and away from light and heat.
- Avoid contact with oxidizing agents.
FIRST AID MEASURES
Inhalation:
- Move people to fresh air.
- If breathing is difficult, seek medical attention.
Skin Contact:
- Wash thoroughly with soap and water.
- Remove contaminated clothing.
- Get medical advice if irritation persists.
Eye Contact:
- Rinse cautiously with plenty of water for several minutes.
- Remove contact lenses if easy to do.
- Continue rinsing and seek medical help if needed.
Ingestion:
- Rinse mouth with water.
- Do not induce vomiting.
- Seek medical attention immediately if symptoms occur.
FIRE FIGHTING MEASURES
Flammability:
- May be combustible in fine powdered form.
Extinguishing Media:
- Use dry chemicals, carbon dioxide (CO₂), foam, or water spray.
Hazardous Combustion Products:
- Can emit carbon oxides and nitrogen oxides when burned.
Firefighter Protection:
- Wear self-contained breathing apparatus (SCBA) and full protective gear.
Related products
Cupric Carbonate Extra Pure
Cupric Carbonate Extra Pure is a fine, green, high-purity compound used in laboratories for inorganic synthesis, analytical chemistry, and educational demonstrations. It serves as a reliable source of copper ions in reactions and decomposes upon heating to form copper oxide, making it useful for studying thermal decomposition. In qualitative analysis, it is employed to observe characteristic reactions of copper salts. Its extra pure grade ensures minimal interference from impurities, supporting accurate experimental outcomes. Cupric carbonate should be handled in a dry environment and stored in tightly sealed containers to prevent degradation and maintain stability.
Magnesium Carbonate Heavy Extra Pure
Magnesium Carbonate Heavy Extra Pure is a denser, high-purity grade of magnesium carbonate known for its exceptional stability, low solubility in water, and high absorbent capacity. It is widely used in pharmaceutical formulations as an antacid and magnesium supplement, and in food processing as an anti-caking agent and food additive. Its heavier bulk density makes it ideal for industrial uses such as in rubber and plastic manufacturing, where it serves as a reinforcing filler. In cosmetics, it contributes to moisture control in powders and skin care products. It is also valued in laboratories for analytical applications where precision and consistency are essential.
Magnesium Carbonate Light Extra Pure
Magnesium Carbonate Light Extra Pure is a fine, white, odorless powder known for its excellent absorbent, drying, and antacid properties. It is widely used in pharmaceutical formulations, cosmetics, food additives, and laboratory reagents. Its “light” form refers to its low bulk density, making it ideal for applications requiring a fluffy, easily dispersible powder. In personal care products, it serves as a filler and opacifier, while in pharmaceuticals, it acts as a mild antacid and magnesium supplement. Its high purity ensures consistent performance in analytical procedures and specialty chemical processes.
Magnesium Chloride Extra Pure
Magnesium Chloride Extra Pure is a highly soluble, refined chemical compound commonly used for its excellent hygroscopic and electrolyte properties. In laboratory and analytical settings, it is valued for preparing magnesium-based solutions and as a reagent in various chemical reactions. In pharmaceuticals, it serves as a magnesium supplement, aiding in nerve function and muscle health. It is also used in cosmetics and personal care products for its skin-conditioning benefits. Additionally, it finds applications in textile processing, dust control, and de-icing formulations, where its purity ensures minimal impurities in sensitive applications.
Magnesium Hydroxide Heavy Extra Pure
Magnesium Hydroxide Heavy Extra Pure is a high-purity, dense white powder widely utilized for its antacid and absorbent properties. In pharmaceutical formulations, it acts as a gentle laxative and an effective antacid to neutralize stomach acid. Due to its high purity, it is also used in laboratory experiments and analytical chemistry where precise reactions are essential. In cosmetic and personal care products, it functions as a pH adjuster and an absorbent in creams, lotions, and deodorants. Additionally, it serves roles in wastewater treatment, flame retardants, and ceramic manufacturing, offering consistent performance and low impurity content.
Maleic Acid Extra Pure
Maleic Acid Extra Pure is a high-purity organic compound valued for its strong acidic properties and wide range of laboratory and industrial applications. It appears as a white crystalline solid and is primarily used in organic synthesis, particularly in the production of polymers, resins, and plasticizers. In research laboratories, Maleic Acid serves as a buffering agent, a precursor to fumaric acid, and an intermediate in various chemical reactions. Its excellent solubility in water and compatibility with other reactants make it especially useful in biochemical and analytical procedures. The extra pure grade ensures minimal contamination, providing reliable results in sensitive experiments and high-precision manufacturing processes.
Malic Acid Extra Pure
Malic Acid Extra Pure is a high-grade, naturally occurring dicarboxylic acid known for its sharp, tart flavor and versatility in both laboratory and industrial settings. It is commonly found in fruits such as apples and is widely used as an acidulant in food and beverage formulations, where it enhances flavor, preserves freshness, and improves pH stability. In laboratory applications, Malic Acid is employed in biochemical research, particularly in studies involving the citric acid cycle, due to its role as an intermediate metabolite. Its excellent solubility in water and mild acidity also make it suitable for cosmetic formulations and pharmaceutical preparations. The extra pure grade ensures high analytical accuracy and consistent quality across applications requiring strict purity standards.
Maltose Extra Pure
Maltose Extra Pure is a disaccharide composed of two glucose units, commonly known as malt sugar. This extra pure grade ensures exceptional quality and consistency, making it ideal for use in biochemical research, fermentation studies, and laboratory analysis. In the food industry, maltose is valued for its mild sweetness and is often used in brewing, baking, and confectionery to promote fermentation and enhance flavor. It also plays a role in energy metabolism studies and is frequently used as a carbon source in microbiological media. Its stability and solubility in water make it easy to incorporate into various formulations, offering a dependable ingredient for scientific and industrial use where high purity is essential.

Preservatives(food)
Flavor Enhancers
Acidulants
Sweeteners
Antioxidants
Colorants(food)
Nutraceutical Ingredients (food)
Nutrient Supplements
Emulsifiers
Collectors
Dust Suppressants
Explosives and Blasting Agents
Flocculants and Coagulants
Frothers
Leaching Agents
pH Modifiers
Precious Metal Extraction Agents
Antioxidants(plastic)
Colorants (Pigments, Dyes)
Fillers and Reinforcements
Flame Retardants
Monomers
Plasticizers
Polymerization Initiators
Stabilizers (UV, Heat)
Antifoaming Agents
Chelating Agents
Coagulants and Flocculants
Corrosion Inhibitors
Disinfectants and Biocides
Oxidizing Agents
pH Adjusters
Scale Inhibitors( water)
Antioxidants(cosmetic)
Emollients
Fragrances and Essential Oils
Humectants
Preservatives
Surfactants(cosmetic)
Thickeners
UV Filters
Fertilizers
Soil Conditioners
Plant Growth Regulators
Animal Feed Additives
Biostimulants
Pesticides (Herbicides, Insecticides, Fungicides)
Active Pharmaceutical Ingredients (APIs)
Excipients
Solvents(pharmaceutical)
Antibiotics
Antiseptics and Disinfectants
Vaccine Adjuvants
Nutraceutical Ingredients (pharmaceutical)
Analgesics & Antipyretics
Analytical Reagents
Solvents(lab)
Chromatography Chemicals
Spectroscopy Reagents
microbiology-and-cell-culture-reagents
Molecular Biology Reagents
Biochemical Reagents
Inorganic and Organic Standards
Laboratory Safety Chemicals
Specialty Laboratory Chemicals(Special Laboratory Equipment)
Demulsifiers
Hydraulic Fracturing Fluids
Scale Inhibitors(oil)
Surfactants(oil)
Drilling Fluids
Dyes and Pigments
Bleaching Agents
Softening Agents
Finishing Agents
Antistatic Agents
Admixtures
Waterproofing Agents
Sealants and Adhesives
Curing Compounds
Concrete Repair Chemicals
Anti-Corrosion Coatings
Surfactants(cleaning)
Builders
Enzymes
Solvents (Cleaning)
Fragrances
Electronic Chemicals
Catalysts
Lubricants
Photographic Chemicals
Refrigerants
Automotive chemicals
Pyrotechnic Chemicals
Biodegradable Surfactants
Bio-based Solvents
Renewable Polymers
Carbon Capture Chemicals
Wastewater Treatment Chemicals
Pigments
Solvents(paint)
Specialty Coatings
Binders/Resins
Additives
Driers
Anti-Corrosion Agents
Functional Coatings
Application-Specific Coatings
Leavening Agents
Dough Conditioners
Flour Treatments
Fat Replacers
Decoratives
Preservatives(baking)
Plasticizers & Softeners
Reinforcing Agents
Adhesion Promoters
Vulcanizing Agents
Antidegradants
Blowing Agents
Fillers & Extenders
Accelerators & Retarders