Tungsten wire, dia 0.025 mm, 99%

Name: Tungsten wire, dia 0.025 mm, 99%
Brand: Vaqora Chemicals
SKU: VQ-016638

About Tungsten wire, dia 0.025 mm, 99%

Tungsten wire, dia 0.025 mm is a metal wire / rod carrying the CAS registry number 7440-33-7 with a typical assay of ≥99%. The compound has the formula W, corresponding to a molecular weight of 183.84 g/mol. Its systematic (IUPAC) name is tungsten.

The product is provided as a wire. Key physical data: a density of 19.3 g/mL at 25 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for electrodes and filaments, thermocouples and heating, materials research and molecular biology workflows. Buyers come mainly from academic and industrial research, metallurgy and mining and electronics and semiconductors.

We offer Tungsten wire, dia 0.025 mm in 1 m, 5 m and 10 m packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Electrodes & filaments
Thermocouples & heating
Materials research
Molecular biology workflows

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tungsten wire, dia 0.025 mm, 99%
Catalogue No.	VQ-016638
CAS Number	7440-33-7
IUPAC name	tungsten
Molecular formula	W
Molecular weight	183.84 g/mol
Exact mass	183.9509
Purity / assay	≥99%
HSN code	81019990
InChIKey	WFKWXMTUELFFGS-UHFFFAOYSA-N
SMILES	[W]
PubChem CID	23964

Physical properties
Physical form	Wire
Appearance	Wire
Density	19.3 g/mL at 25 °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 7440-33-7

Tungsten chunks, 1-10 mm, 99.95%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016942

Tungsten foil, 0.005 mm thick, 99.9%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016468

Tungsten foil, 0.05mm thick, 99.95%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016469

Tungsten foil, 0.05mm thick, 99.95%+

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016470

Tungsten foil, 0.1 mm thick, 99.95%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016471

Tungsten foil, 0.2 mm thick, 99.9%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016472

Tungsten foil, 1.0 mm thick, 99.95%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-016473

Tungsten nanopowder, APS 100 nm, 99.9%

CAS: 7440-33-7
Formula: W
MW: 183.84 g/mol

VQ-017412

All 21 products with CAS 7440-33-7 →

Frequently asked questions

What is the CAS number of Tungsten wire, dia 0.025 mm, 99%?

The CAS Registry Number of Tungsten wire, dia 0.025 mm, 99% is 7440-33-7.

What is the molecular formula and molecular weight of Tungsten wire, dia 0.025 mm, 99%?

Tungsten wire, dia 0.025 mm, 99% has the molecular formula W and a molecular weight of 183.84 g/mol. Its IUPAC name is tungsten.

Which grade and pack sizes of Tungsten wire, dia 0.025 mm, 99% can I order?

We supply Tungsten wire, dia 0.025 mm, 99% in (≥99%) grade, in 1 m, 5 m, 10 m packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tungsten wire, dia 0.025 mm, 99%?

Yes. Every lot of Tungsten wire, dia 0.025 mm, 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 Tungsten wire, dia 0.025 mm, 99% be shipped internationally?

Yes. Tungsten wire, dia 0.025 mm, 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.