Molekula
Tungsten powder
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
Tungsten powder is a high-density metallic element used primarily in the production of hard alloys, electrical contacts, and radiation shielding. It has the CAS number 7440-33-7, molecular formula W, and a molecular weight of 183.84. This product is classified with the signal word Danger. Molekula supplies Tungsten powder from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 90038334
- CAS Number
- 7440-33-7
- IUPAC Name
- tungsten
- EC Number
- 231-143-9
- Molecular Formula
- W
- Molecular Weight
- 183.84
- Exact Mass
- 183.9509
- SMILES
- [W]
- InChIKey
- WFKWXMTUELFFGS-UHFFFAOYSA-N
- InChI
- InChI=1S/W
- PubChem CID
- 23964
Synonyms
- TUNGSTEN
- tungsten atom
- TUNGSTEN ION
- Tungsten metal
- Tungsten, elemental
- tungsten(4+) ion
- tungsten(6+)
- VA (tungsten)
- Wolfram
- wolframium
Literature values
Published physical properties of the substance, not batch specifications.
- Appearance
- Steel-gray to tin-white metal; body centered cubic structure
- Melting Point
- 3410 °C
- Boiling Point
- 5900 °C
- Vapour Pressure
- 1.97 × 10⁻⁷ mmHg at 2,327 °C
Source: PubChem CID 23964 (HSDB, ICSC)
Frequently asked questions
What is tungsten powder used for?
Tungsten powder is primarily used in the production of cemented carbides, heavy alloys, and as a precursor for various tungsten-based chemical compounds.
What are the chemical formula and molecular weight of this product?
The chemical formula for tungsten is W, and it has a molecular weight of 183.84 g/mol.
How should tungsten powder be stored?
It should be stored in a cool, dry, well-ventilated area in a tightly closed container, away from incompatible substances.
What is the CAS number for this product?
The CAS number for tungsten powder is 7440-33-7.
Can Molekula supply this product in bulk?
Yes, Molekula can supply tungsten powder in various quantities, from laboratory scale to bulk industrial volumes.
What documentation comes with the order?
Every order is supplied with a Certificate of Analysis (CoA) and a Safety Data Sheet (SDS) detailing the necessary handling precautions for this substance.
Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.