VAQORAMetal Granules, Shots & PiecesAvailable on request
Tantalum chunks, 4-10 mm, 99.999%
CAS No.7440-25-7
FormulaTa
Mol. weight180.95
Catalogue No.VQ-016899
Purity99.999%
HSN81039000
Tantalum chunks, 4-10 mm (CAS 7440-25-7) – high-purity metal, 99.999%. Ta, MW 180.95. Get a quote from Vaqora Chemicals, COA included, shipped worldwide.
Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing
About Tantalum chunks, 4-10 mm, 99.999%
Tantalum chunks, 4-10 mm is a high-purity metal carrying the CAS registry number 7440-25-7 at a purity of 99.999%. The compound has the formula Ta, corresponding to a molecular weight of 180.95 g/mol. Systematically, it is named tantalum.
It is supplied as chunks to pieces. Reported physical data include a melting point of 2996 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.
Key uses span alloy preparation, evaporation sources and materials research. Buyers come mainly from academic and industrial research and metallurgy and mining.
Vaqora Chemicals supplies Tantalum chunks, 4-10 mm in 25 g and 100 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.
Typical applications
- Alloy preparation
- Evaporation sources
- Materials research
Industries
Specifications & identifiers
| Product name | Tantalum chunks, 4-10 mm, 99.999% |
|---|---|
| Catalogue No. | VQ-016899 |
| CAS Number | 7440-25-7 |
| IUPAC name | tantalum |
| Molecular formula | Ta |
| Molecular weight | 180.95 g/mol |
| Exact mass | 180.948 |
| Purity / assay | 99.999% |
| HSN code | 81039000 |
| InChIKey | GUVRBAGPIYLISA-UHFFFAOYSA-N |
| SMILES | [Ta] |
| PubChem CID | 23956 |
| Physical form | Solid |
|---|---|
| Appearance | Chunks to pieces |
| Melting point | 2996 °C |
| H-bond donors / acceptors | 0 / 0 |
| TPSA | 0 Ų |
Safety & hazard information (GHS)
Signal word: Danger
Hazard statements
H228Flammable solidH252Self-heating in large quantities, may catch fire
Precautionary statements: P210, P235, P240, P241, P280, P370 + P378, P407, P410, P413, P420
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Other grades of CAS 7440-25-7
Tantalum crucibles, 99.9%, OD: 10 mm, Thick: 0.5 mm, Height: 15 mm
- CAS
- 7440-25-7
- Formula
- Ta
- MW
- 180.95 g/mol
VQ-018510
Tantalum crucibles, 99.95%, OD: 8 mm, Thick: 1 mm, Height: 25 mm
- CAS
- 7440-25-7
- Formula
- Ta
- MW
- 180.95 g/mol
VQ-018511
Frequently asked questions
What is the CAS number of Tantalum chunks, 4-10 mm, 99.999%?
The CAS Registry Number of Tantalum chunks, 4-10 mm, 99.999% is 7440-25-7.
What is the molecular formula and molecular weight of Tantalum chunks, 4-10 mm, 99.999%?
Tantalum chunks, 4-10 mm, 99.999% has the molecular formula Ta and a molecular weight of 180.95 g/mol. Its IUPAC name is tantalum.
Which grade and pack sizes of Tantalum chunks, 4-10 mm, 99.999% can I order?
We supply Tantalum chunks, 4-10 mm, 99.999% in (99.999%) grade, in 25 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with Tantalum chunks, 4-10 mm, 99.999%?
Yes. Every lot of Tantalum chunks, 4-10 mm, 99.999% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can Tantalum chunks, 4-10 mm, 99.999% be shipped internationally?
Yes. Tantalum chunks, 4-10 mm, 99.999% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about Tantalum chunks, 4-10 mm, 99.999%
We reply within one business day with price, pack options, lead time and documentation.
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