Tantalum foil, 0.025 mm thick, 99.99%

Name: Tantalum foil, 0.025 mm thick, 99.99%
Brand: Vaqora Chemicals
SKU: VQ-016433

About Tantalum foil, 0.025 mm thick, 99.99%

Tantalum foil, 0.025 mm thick is a metal foil carrying the CAS registry number 7440-25-7 with a typical assay of ≥99.99%. 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 a foil. Reported physical data include a melting point of 2996 °C and a boiling point of 5425 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for electrodes and current collectors, shielding, materials research and ceramics and glass. Typical end-use sectors are academic and industrial research, metallurgy and mining and electronics and semiconductors.

Standard pack sizes are 25 x 25 mm and 10 x (25 x 25 mm), and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Electrodes & current collectors
Shielding
Materials research
Ceramics & glass

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tantalum foil, 0.025 mm thick, 99.99%
Catalogue No.	VQ-016433
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	Foil
Appearance	Foil
Melting point	2996 °C
Boiling point	5425 °C
Density	16.69 g/cm3
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 foil, 0.025 mm thick, 99.99%?

The CAS Registry Number of Tantalum foil, 0.025 mm thick, 99.99% is 7440-25-7.

What is the molecular formula and molecular weight of Tantalum foil, 0.025 mm thick, 99.99%?

Tantalum foil, 0.025 mm thick, 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 foil, 0.025 mm thick, 99.99% can I order?

We supply Tantalum foil, 0.025 mm thick, 99.99% in (≥99.99%) grade, in 25 x 25 mm, 10 x (25 x 25 mm) packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tantalum foil, 0.025 mm thick, 99.99%?

Yes. Every lot of Tantalum foil, 0.025 mm thick, 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 foil, 0.025 mm thick, 99.99% be shipped internationally?

Yes. Tantalum foil, 0.025 mm thick, 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.