Tantalum, irregular particles, <50 mm, 99.99% 7440-25-7

Name: Tantalum, irregular particles, <50 mm, 99.99%
Brand: Vaqora Chemicals
SKU: VQ-016905

About Tantalum, irregular particles, <50 mm, 99.99%

Tantalum, irregular particles, below 50 mm (CAS 7440-25-7) is a high-purity metal offered by Vaqora Chemicals at a purity of 99.99%. Its molecular formula is Ta and its molecular weight is 180.95 g/mol. The IUPAC name is tantalum.

The material typically appears as solid to chunk to pieces. Key physical data: a melting point of 2996 °C and a boiling point of 5425 °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.

Typical applications include alloy preparation, evaporation sources, materials research and electronics and thin films. Buyers come mainly from academic and industrial research and metallurgy and mining.

We offer Tantalum, irregular particles, below 50 mm in 5 x 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Alloy preparation
Evaporation sources
Materials research
Electronics & thin films

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tantalum, irregular particles, <50 mm, 99.99%
Catalogue No.	VQ-016905
CAS Number	7440-25-7
IUPAC name	tantalum
Molecular formula	Ta
Molecular weight	180.95 g/mol
Exact mass	180.948
Purity / assay	99.99%
HSN code	81039000
InChIKey	GUVRBAGPIYLISA-UHFFFAOYSA-N
SMILES	[Ta]
PubChem CID	23956

Physical properties
Physical form	Solid
Appearance	Solid to chunk to pieces
Melting point	2996 °C
Boiling point	5425 °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, irregular particles, <50 mm, 99.99%?

The CAS Registry Number of Tantalum, irregular particles, <50 mm, 99.99% is 7440-25-7.

What is the molecular formula and molecular weight of Tantalum, irregular particles, <50 mm, 99.99%?

Tantalum, irregular particles, <50 mm, 99.99% 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, irregular particles, <50 mm, 99.99% can I order?

We supply Tantalum, irregular particles, <50 mm, 99.99% in (99.99%) grade, in 5 x 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tantalum, irregular particles, <50 mm, 99.99%?

Yes. Every lot of Tantalum, irregular particles, <50 mm, 99.99% 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, irregular particles, <50 mm, 99.99% be shipped internationally?

Yes. Tantalum, irregular particles, <50 mm, 99.99% 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.