Tungsten
- CAS Number
- 7440-33-7
- HSN Code
- 81019990
- Molecular Formula
- W
- Catalogue Number
- AL1548A
- Purity
- 99%
- Molecular Weight
- 183.85 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Tungsten metal powder (99%, 325 mesh) is a high-purity elemental tungsten product, recognized for its remarkable physical properties, including an exceptionally high melting point of 3422 °C and a density of 19.25 g/cm³. This powder is finely milled to a 325 mesh size, ensuring a high surface area for various applications. Tungsten is a transition metal known for its strength and durability, making it a critical component in many industrial applications. Its unique characteristics make it suitable for use in high-temperature environments and in the production of specialized alloys.
Also known as Tungsten powder, Tungsten metal powder.
- Catalogue No.
- AL1548A
- CAS Number
- 7440-33-7
- Molecular Formula
- W
- Molecular Weight
- 183.85 g/mol
- HSN Code
- 81019990
- Grade
- 99%
- Product Form
- Substance
Tungsten metal powder appears as a gray metallic powder, characterized by its high density and fine particle size. The powder has a melting point of 3422 °C and a boiling point of 5555 °C, which are among the highest of all elements. It has a density of approximately 19.25 g/cm³, making it one of the heaviest metals. Tungsten is insoluble in water and most acids, but it can be dissolved in a mixture of nitric and hydrofluoric acids. The powder is non-volatile and exhibits low reactivity under standard conditions.
- Appearance
- Gray metallic powder
- Shelf Life
- -
- Packaging
- Typically packaged in sealed containers to prevent contamination and moisture absorption.
- Storage
- Store in a cool, dry place away from ignition sources and incompatible materials.
1.1 — Product identifier
- Chemical Name
- Tungsten
- Catalogue No.
- AL1548A
- Product form
- Substance
- CAS Number
- 7440-33-7
- EC Number
- 231-143-9
- Grade
- 99%
- EC Index Number
- Not applicable
- Chemical Formula
- W
- HSN Code
- 81019990
- Synonyms
- Tungsten powder, Tungsten metal powder
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used in the production of tungsten carbide, high-temperature alloys, and specialty materials.
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- Flammable dust; may form explosive mixtures in air.
3.1 — Substance
- Name
- Tungsten
- CAS No.
- 7440-33-7
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. If irritation persists, seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Inhalation may cause respiratory irritation. Skin contact may cause irritation.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Flammable dust; avoid ignition sources. Dust may form explosive mixtures in air.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Avoid dust generation. Use appropriate personal protective equipment. Ensure adequate ventilation.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Collect dust using a vacuum equipped with a HEPA filter. Dispose of waste according to local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Avoid dust formation. Use appropriate personal protective equipment, including gloves and masks.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from heat sources and incompatible materials.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use a NIOSH-approved respirator if dust levels exceed permissible limits.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- Gray
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 3422 °C
- Freezing point
- Not applicable
- Boiling point
- 5555 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Flammable dust
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 19.25 g/cm³
- Solubility
- Insoluble in water; soluble in nitric and hydrofluoric acids
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Dust may form explosive mixtures in air
- Oxidising properties
- Not applicable
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions. Avoid contact with strong oxidizers.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong oxidizing agents, acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Low toxicity; may cause respiratory irritation upon inhalation.
- Skin corrosion/irritation
- May cause mild irritation.
- Serious eye damage/irritation
- May cause mechanical irritation.
- Respiratory or skin sensitisation
- Not a sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- UN 3089
- UN-No. (IMDG)
- UN 3089
- UN-No. (IATA)
- UN 3089
- UN-No. (ADN)
- UN 3089
- UN-No. (RID)
- UN 3089
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Tungsten powder
- Proper Shipping Name (IMDG)
- Tungsten powder
- Proper Shipping Name (IATA)
- Tungsten powder
- Proper Shipping Name (ADN)
- Tungsten powder
- Proper Shipping Name (RID)
- Tungsten powder
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 4.1
14.4 — Packing group
- Packing group (ADR)
- II
- Packing group (IMDG)
- II
- Packing group (IATA)
- II
- Packing group (ADN)
- II
- Packing group (RID)
- II
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Tungsten metal powder is widely used in the production of tungsten carbide, which is utilized in cutting tools, mining machinery, and wear-resistant applications due to its hardness. Additionally, it serves as a raw material for high-temperature alloys, which are essential in aerospace and automotive industries for components that must withstand extreme conditions. Tungsten powder is also employed in specialty materials research, including the development of advanced electronic components and radiation shielding materials. Its unique properties make it valuable in various sectors, including defense, electronics, and manufacturing.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1548A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 183.85 g/mol
| Test | Standard | Observed |
|---|---|---|
| Description | Black powder | Black powder |
| Assay | Min. 99.9% | 99.9% |
The above product complies with EP grade
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 99% | 99% | Melting point: 3422 °C; Boiling point: 5555 °C | <0.5% | <0.1% | None detected | Insoluble in water; soluble in nitric and hydrofluoric acids |
Related Products
View AllWhy buy from Alpha Chemika
What Our Scientific & Industrial Customers Say
“Speedy delivery, professional staff.”
“One shop stop for all laboratory chemicals requirements.”
“Exactly as advertised.”
“Alpha Chemika products are of excellent quality. Highly satisfied.”
“From ordering to shipping, every course of action was smooth. Timely delivery.”
“Completely satisfied with the products and services.”
“Speedy delivery, professional staff.”
“One shop stop for all laboratory chemicals requirements.”
“Exactly as advertised.”
“One shop stop for all laboratory chemicals requirements.”
“Exactly as advertised.”
“Alpha Chemika products are of excellent quality. Highly satisfied.”
“Exactly as advertised.”
“Alpha Chemika products are of excellent quality. Highly satisfied.”
“From ordering to shipping, every course of action was smooth. Timely delivery.”
“Alpha Chemika products are of excellent quality. Highly satisfied.”
“From ordering to shipping, every course of action was smooth. Timely delivery.”
“Completely satisfied with the products and services.”
“From ordering to shipping, every course of action was smooth. Timely delivery.”
“Completely satisfied with the products and services.”
“Speedy delivery, professional staff.”
“Completely satisfied with the products and services.”
“Speedy delivery, professional staff.”
“One shop stop for all laboratory chemicals requirements.”
FAQs
Common Questions About Laboratory Chemicals & Solutions
Find answers to common questions about laboratory chemicals, product selection, documentation, ordering, and technical support. Whether you are sourcing chemicals for research, testing, education, manufacturing, or industrial applications, these FAQs can help you make informed purchasing decisions.
Alpha Chemika offers a wide range of laboratory chemicals, reagents, solvents, and specialty products for research, testing, educational, pharmaceutical, and industrial applications.
Product selection depends on factors such as application, required purity, grade, specifications, and intended use. Our team can help you identify suitable products based on your technical requirements.
Yes. Relevant product information and technical documentation can be provided to help you evaluate products for quality, handling, compliance, and application requirements.
Yes. You can share your product list, required quantities, specifications, and delivery requirements with our team for a tailored quotation.
Yes. We support requirements from research laboratories, educational institutions, pharmaceutical companies, manufacturers, distributors, and other scientific and industrial organizations.
Connect with Us for Your Requirements
Have a specific product requirement or need help finding the right chemical for your application? Share your requirements with our team, and we will help you identify suitable products, specifications, quantities, and procurement options.
