Alizarin Extra Pure
$ 25.00 Original price was: $ 25.00.$ 24.54Current price is: $ 24.54.
Alizarin Extra Pure is a high-grade anthraquinone-based dye, presented as a reddish-brown crystalline powder, renowned for its vivid coloration and strong affinity for metal ions. It is primarily used in analytical chemistry as a complexometric indicator, especially for detecting aluminum, calcium, and other metal ions through color change. Due to its exceptional purity, it is also employed in histological staining, textile research, and pigment synthesis where precision and consistency are critical. Alizarin Extra Pure offers excellent stability and intense coloration, making it ideal for scientific, educational, and specialized industrial applications. Proper storage in a cool, dry environment is essential to maintain its effectiveness and prevent degradation.
Alizarin Extra Pure
Primary Uses
- Analytical Reagent
- Used in complexometric titrations as a metal ion indicator, especially for calcium and magnesium.
- Histological & Biological Staining
- Commonly used to stain calcium deposits in tissues, especially in bone and cartilage (Alizarin Red S staining).
- pH Indicator in Chemistry
- Exhibits color change depending on pH, useful in analytical or educational demonstrations.
- Dye in Thin Layer Chromatography (TLC)
- Acts as a visualization agent for certain metal-containing compounds.
- Material Science & Mineral Analysis
- Used to identify and visualize mineralization patterns, especially calcium-containing compounds.
Secondary Uses
- Educational Chemistry Experiments
- Demonstrates coordination chemistry and complex formation with metal ions.
- Textile Dye Research
- Historical and modern research into natural dye performance, stability, and interactions with fabrics.
- Art Conservation & Pigment Analysis
- Used in studies of historical paintings and pigment composition due to its legacy as a natural dye.
- Inorganic Chemistry Demonstrations
- Forms visibly distinct complexes with certain metal ions, ideal for teaching coordination chemistry.
- Biomineralization Studies
- Helps assess calcification in in-vitro cell cultures and tissue engineering research.
| PACK SIZE | 25gms |
|---|
1. Basic Identification Attributes
- Chemical Name: Alizarin (IUPAC: 1,2-Dihydroxyanthracene-9,10-dione)
- CAS Number: 72-48-0
- HS Code: 32041200 (Synthetic organic coloring matter and preparations based thereon)
- Molecular Formula: C₁₄H₈O₄
- Synonyms:
- Mordant Red 11
- 1,2-Dihydroxyanthraquinone
- Alizarine
- C.I. 58005
2. Physical & Chemical Properties
- Physical State: Solid (powder or crystalline)
- Color & Odor: Orange to red crystalline powder; odorless
- Boiling Point: Decomposes before boiling
- Melting Point: ~277°C (decomposes)
- Density/Specific Gravity: ~1.56 g/cm³
- Solubility:
- Water: Slightly soluble (better in hot water)
- Organic Solvents: Soluble in ethanol, acetone, and alkaline solutions (forms salts)
- pH Level: ~4–5 in aqueous suspension
- Vapor Pressure & Volatility: Negligible vapor pressure; non-volatile
- Flash Point: Not flammable under normal conditions
- Autoignition Temperature: Not applicable
- Viscosity: Not applicable (solid)
3. Safety & Hazard Attributes
- Hazard Class (GHS):
- Not classified as hazardous under normal conditions
- May cause mild skin/eye/respiratory irritation
- NFPA Ratings:
- Health: 1
- Flammability: 1
- Reactivity: 0
- Exposure Limits:
- No OSHA PEL or ACGIH TLV established
- Reactivity:
- Stable under normal conditions
- Incompatible with strong oxidizing agents
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a tightly sealed container in a cool, dry, well-ventilated place
- Avoid exposure to light and moisture
- Incompatible Materials:
- Strong oxidizers (e.g., nitric acid, hydrogen peroxide)
- Container Type:
- Glass or chemical-resistant plastic containers
- Shelf Life & Expiration Date:
- Stable for 3–5 years under ideal storage conditions
- Special Handling Requirements:
- Avoid inhaling dust; use personal protective equipment (PPE)
- Use in a ventilated area or fume hood
5. Regulatory & Compliance Attributes
- Regulatory Status:
- Listed in TSCA, REACH
- Used in research, dyes, and historical art restoration
- Hazard Symbols (GHS Pictograms):
- Not required unless in bulk industrial concentrations
- Transportation Restrictions:
- Not classified as hazardous for transport
- No UN number assigned
- Waste Disposal Method:
- Dispose of in accordance with local environmental regulations
- Incineration or hazardous waste landfill depending on use context
6. Environmental & Health Impact
- Ecotoxicity:
- Limited data; not known to be highly toxic to aquatic life in low concentrations
- Persistence in Environment:
- Moderately persistent; limited biodegradability
- Carcinogenicity/Mutagenicity:
- Not classified as carcinogenic by IARC, NTP, or OSHA
- Biodegradability:
- Slowly biodegradable; may accumulate in sediment in large quantities
SAFETY PRECAUTIONS
- Personal Protective Equipment (PPE):
- Wear chemical-resistant gloves, safety goggles, lab coat, and a dust mask or respirator if dust is present.
- Handling:
- Handle with care to avoid generating dust.
- Use in a well-ventilated area or under a fume hood.
- Avoid inhalation, ingestion, or contact with skin and eyes.
- Storage:
- Store in a tightly sealed container in a cool, dry, well-ventilated place.
- Protect from light and moisture.
- Keep away from strong oxidizing agents.
- Hygiene Measures:
- Wash hands and face thoroughly after handling.
- Do not eat, drink, or smoke during use.
- Change contaminated clothing immediately.
FIRST AID MEASURES
- Inhalation:
- Move to fresh air immediately.
- Keep at rest in a position comfortable for breathing.
- Seek medical attention if symptoms like coughing or breathing difficulty appear.
- Skin Contact:
- Wash skin thoroughly with soap and water.
- Remove any contaminated clothing.
- Seek medical advice if irritation develops.
- Eye Contact:
- Rinse immediately with plenty of water for at least 15 minutes.
- Lift eyelids occasionally during rinsing.
- Seek medical attention if redness or pain persists.
- Ingestion:
- Rinse mouth with water.
- Do not induce vomiting.
- Seek immediate medical attention, especially if large quantities are ingested.
FIRE FIGHTING MEASURES
- Suitable Extinguishing Media:
- Use dry chemical powder, foam, carbon dioxide (CO₂), or water spray.
- Specific Hazards:
- May emit toxic fumes under fire conditions, such as carbon monoxide (CO) and carbon dioxide (CO₂).
- Powdered form may pose a dust explosion risk in confined environments.
- Protective Equipment for Firefighters:
- Wear full firefighting gear and self-contained breathing apparatus (SCBA).
- Firefighting Instructions:
- Cool fire-exposed containers with water spray.
- Avoid inhalation of fumes and keep upwind.
- Contain runoff to prevent contamination of water sources.
Related products
Aluminium Chloride Anhydrous Extra Pure
Aluminium Chloride Anhydrous Extra Pure is a high-purity, white to yellowish crystalline compound that is highly hygroscopic and fuming in moist air. It is extensively used in laboratory chemistry as a powerful Lewis acid catalyst, particularly in Friedel-Crafts alkylation and acylation reactions, as well as in the synthesis of organometallic compounds. Its anhydrous form ensures optimal reactivity and effectiveness in moisture-sensitive processes, including polymerization and halogenation studies. Due to its corrosive nature and tendency to react violently with water, it must be handled in a dry, controlled environment using proper safety measures. This extra pure grade is ideal for high-precision analytical and preparative procedures in organic and inorganic chemistry research.
Aluminium Chloride Hydrated Extra Pure
Aluminium Chloride Hydrated Extra Pure is a high-purity, white to pale yellow crystalline compound containing bound water molecules, making it less reactive than its anhydrous counterpart but still highly effective in various laboratory applications. It is commonly used in aqueous-phase reactions, coordination chemistry, and as a reagent for studying aluminum ion behavior in solution. The hydrated form offers enhanced stability and ease of handling, making it suitable for educational experiments, buffer formulations, and inorganic synthesis where precise aluminum content is required. Its extra pure grade ensures minimal interference from impurities, supporting accurate and reproducible results in analytical and research settings. Proper storage in a cool, dry place is essential to prevent further hydration or contamination.
Aluminium Potassium Sulphate Hydrated Extra Pure
Aluminium Potassium Sulphate Hydrated Extra Pure, commonly known as potash alum, is a high-purity, colorless to white crystalline compound containing water of crystallization. It is widely used in laboratory settings for analytical chemistry, especially in the preparation of standard solutions, precipitation reactions, and as a source of aluminum ions. Its astringent and antiseptic properties also make it useful in biochemical and pharmaceutical experiments. The hydrated form offers improved handling and solubility in water, which supports its use in buffer systems and crystal growth studies. With minimal impurities, the extra pure grade ensures consistent and reliable results in sensitive research applications. It should be stored in a dry, cool environment in well-sealed containers to preserve its quality and prevent moisture loss.
Ammonium Bromide Extra Pure
Ammonium Bromide Extra Pure is a high-purity, white crystalline powder highly soluble in water, widely used in laboratory settings for analytical, photographic, and synthetic applications. It serves as a reliable source of bromide ions in chemical reactions and is commonly used in preparing photographic emulsions, corrosion inhibitors, and certain pharmaceuticals. In analytical chemistry, it is employed in qualitative and quantitative analysis involving halide ion detection. The extra pure grade ensures minimal contamination, making it ideal for sensitive research and high-precision work. To preserve its stability and prevent moisture uptake, it should be stored in well-sealed containers in a cool, dry environment.
Ammonium Chloride Extra Pure
Ammonium Chloride Extra Pure is a high-purity, white crystalline salt widely used in laboratory chemistry as a source of ammonium ions and chloride ions for analytical, inorganic, and biochemical applications. It plays a key role in preparing buffer solutions, especially in conjunction with ammonia, and is commonly used in qualitative analysis, electrochemical studies, and metal treatment experiments. In addition, it serves as a reagent in synthesis reactions and as a nitrogen source in microbial culture media. The extra pure grade ensures high consistency and minimal contaminants, making it suitable for precise and sensitive laboratory work. It should be stored in a cool, dry place in well-sealed containers to maintain stability and prevent moisture absorption.
Ammonium Ferric Sulphate Extra Pure
Ammonium Ferric Sulphate Extra Pure, also known as ferric ammonium sulfate or iron alum, is a high-purity, violet to light purple crystalline compound used extensively in laboratory settings for analytical and inorganic chemistry. It serves as a reliable oxidizing agent and a standard in redox titrations, particularly in permanganometry. Its stable and non-hygroscopic nature makes it ideal for preparing standard iron solutions, studying coordination complexes, and teaching laboratory procedures involving iron(III) salts. The extra pure grade ensures minimal interference from impurities, enabling accurate and reproducible results in sensitive experiments. It should be stored in a dry, cool environment in well-sealed containers to preserve its chemical integrity.
Ammonium II Sulphate Extra Pure
Ammonium II Sulphate Extra Pure, commonly known as ammonium sulfate ((NH4)2SO4)(\text{(NH}_4)_2\text{SO}_4)((NH4)2SO4), is a high-purity, white crystalline solid widely used in laboratory settings for biochemical, analytical, and inorganic chemistry applications. It is especially valued for protein precipitation and purification through salting-out techniques due to its high solubility and ability to stabilize proteins. Additionally, it serves as a reliable source of nitrogen and sulfate ions in analytical reactions and standard solution preparations. The extra pure grade ensures minimal interference from contaminants, making it ideal for sensitive experimental procedures. It should be stored in a cool, dry place in well-sealed containers to prevent moisture absorption and caking.
Ammonium Iodide Extra Pure
Ammonium Iodide Extra Pure is a high-purity, white to slightly yellow crystalline compound highly soluble in water and alcohol, commonly used in laboratory chemistry for analytical, synthetic, and photographic applications. It serves as a valuable source of iodide ions in organic and inorganic reactions, including halide exchange and the preparation of iodine-containing compounds. In analytical chemistry, it is used in iodometric titrations and as a reagent for detecting metal ions. The extra pure grade ensures exceptional chemical stability and low levels of impurities, supporting accurate, reproducible results in sensitive experiments. It should be stored in tightly sealed containers, away from light and moisture, to prevent decomposition and discoloration.

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