Tantalum pieces, 2 x 2 mm, 99.9%

Name: Tantalum pieces, 2 x 2 mm, 99.9%
Brand: Vaqora Chemicals
SKU: VQ-016902

About Tantalum pieces, 2 x 2 mm, 99.9%

Tantalum pieces, 2 x 2 mm is a high-purity metal carrying the CAS registry number 7440-25-7 at a purity of ≥99.9%. Formula Ta, molecular weight 180.95 g/mol. The IUPAC name is tantalum.

The product is provided as pieces. Key physical data: a melting point of 2996 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for alloy preparation, evaporation sources and materials research. Our customers for this product work in academic and industrial research and metallurgy and mining.

Standard pack sizes are 10 g and 50 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Alloy preparation
Evaporation sources
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tantalum pieces, 2 x 2 mm, 99.9%
Catalogue No.	VQ-016902
CAS Number	7440-25-7
IUPAC name	tantalum
Molecular formula	Ta
Molecular weight	180.95 g/mol
Exact mass	180.948
Purity / assay	≥99.9%
HSN code	81039000
InChIKey	GUVRBAGPIYLISA-UHFFFAOYSA-N
SMILES	[Ta]
PubChem CID	23956

Physical properties
Physical form	Solid
Appearance	Pieces
Melting point	2996 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²

Safety & hazard information (GHS)

Flammable

Signal word: Danger

Hazard statements

H228Flammable solid
H252Self-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

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7440-25-7

Tantalum chunks, 1-10 mm, 99.95%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016898

Tantalum chunks, 4-10 mm, 99.999%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016899

Tantalum chunks, 99.999%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016900

Puriss

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

Puriss

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

Tantalum foil, 0.002 mm thick, 99.9%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016427

Tantalum foil, 0.002 mm thick, 99%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016426

Tantalum foil, 0.0025 mm thick, 99.9%

CAS: 7440-25-7
Formula: Ta
MW: 180.95 g/mol

VQ-016428

All 21 products with CAS 7440-25-7 →

Frequently asked questions

What is the CAS number of Tantalum pieces, 2 x 2 mm, 99.9%?

The CAS Registry Number of Tantalum pieces, 2 x 2 mm, 99.9% is 7440-25-7.

What is the molecular formula and molecular weight of Tantalum pieces, 2 x 2 mm, 99.9%?

Tantalum pieces, 2 x 2 mm, 99.9% 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 pieces, 2 x 2 mm, 99.9% can I order?

We supply Tantalum pieces, 2 x 2 mm, 99.9% in (≥99.9%) grade, in 10 g, 50 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tantalum pieces, 2 x 2 mm, 99.9%?

Yes. Every lot of Tantalum pieces, 2 x 2 mm, 99.9% 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 pieces, 2 x 2 mm, 99.9% be shipped internationally?

Yes. Tantalum pieces, 2 x 2 mm, 99.9% 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.