Tantalum Nanopowder, APS 40 nm, 99.9%

Name: Tantalum Nanopowder, APS 40 nm, 99.9%
Brand: Vaqora Chemicals
SKU: VQ-017398

About Tantalum Nanopowder, APS 40 nm, 99.9%

Tantalum Nanopowder, APS 40 nm is a metal nanopowder carrying the CAS registry number 7440-25-7, specified at 99.9% purity. Its molecular formula is Ta and its molecular weight is 180.95 g/mol. The IUPAC name is tantalum. It is also known as Tantalum Nanoparticles APS 40 nm.

The product is provided as a powder. 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. It carries the GHS signal word “Danger” with 2 hazard statements. Review the Safety Data Sheet before use.

Key uses span nanotechnology research, conductive inks and catalysis. It is used across academic and industrial research and electronics and semiconductors.

Standard pack sizes are 1 g, 5 g, 25 g and 100 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Nanotechnology research
Conductive inks
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tantalum Nanopowder, APS 40 nm, 99.9%
Catalogue No.	VQ-017398
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	Powder
Appearance	Powder
Melting point	2996 °C
Boiling point	5425 °C
Density	16.69 g/cm3
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
UN number	UN 3089

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

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Frequently asked questions

What is the CAS number of Tantalum Nanopowder, APS 40 nm, 99.9%?

The CAS Registry Number of Tantalum Nanopowder, APS 40 nm, 99.9% is 7440-25-7. It is also known as Tantalum Nanoparticles APS 40 nm.

What is the molecular formula and molecular weight of Tantalum Nanopowder, APS 40 nm, 99.9%?

Tantalum Nanopowder, APS 40 nm, 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 Nanopowder, APS 40 nm, 99.9% can I order?

We supply Tantalum Nanopowder, APS 40 nm, 99.9% in (99.9%) grade, in 1 g, 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tantalum Nanopowder, APS 40 nm, 99.9%?

Yes. Every lot of Tantalum Nanopowder, APS 40 nm, 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 Nanopowder, APS 40 nm, 99.9% be shipped internationally?

Yes. Tantalum Nanopowder, APS 40 nm, 99.9% is classified as hazardous (UN 3089), 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.