Tungsten powder, 3-5 μm, 99.95%
Tungsten powder, 3-5 μm, 99.95% (CAS 7440-33-7) supplier Zemixal: W, COA and SDS with every lot, worldwide shipping. Part of our Metal Powders range.
About Tungsten powder, 3-5 μm, 99.95%
Zemixal supplies Tungsten powder, 3-5 μm, 99.95% within its inorganic Chemicals, Metals & Advanced Materials portfolio. Identity at a glance (99.95%): CAS 7440-33-7, formula W and molar mass 183.84 g/mol. Expect grey to black powder.
Use cases we see most often
- Powder metallurgy
- Additive manufacturing
- Chemical synthesis
Safe handling
Physical constants on file: density 19.3 g/mL at 25 °C. Classified under GHS with signal word Danger and hazard statements H228 and H252. Read the SDS before first use.
Standard pack sizes are 100 g and 500 g, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Powder metallurgy
- Additive manufacturing
- Chemical synthesis
Applications
Specifications and identifiers
| Product name | Tungsten powder, 3-5 μm, 99.95% |
|---|---|
| Catalogue number | ZX-015309 |
| CAS number | 7440-33-7 |
| IUPAC name | tungsten |
| Molecular formula | W |
| Molar mass | 183.84 g/mol |
| Exact mass | 183.9509 |
| Purity / assay | 99.95% |
| Physical form | Powder |
| Appearance | Grey to black powder |
| Density | 19.3 g/mL at 25 °C |
| H-bond donors / acceptors | 0 / 0 |
| Topological polar surface area | 0 Ų |
| HS code | 81019990 |
| InChIKey | WFKWXMTUELFFGS-UHFFFAOYSA-N |
| SMILES | [W] |
| PubChem CID | 23964 |
| Synonyms | Tungsten powder metal |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H228Flammable solid
- H252Self-heating in large quantities, may catch fire
Precautionary statements P210, P235, P240, P241, P280, P370 + P378, P407, P410, P413, P420
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 100 g | Quoted on request | |
| 500 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Tungsten powder, 3-5 μm, 99.95%
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