Tungsten powder, 25-37 µm, 99.5%

Name: Tungsten powder, 25-37 µm, 99.5%
Brand: Vaqora Chemicals
SKU: VQ-016250

About Tungsten powder, 25-37 µm, 99.5%

Listed under CAS 7440-33-7, Tungsten powder, 25-37 µm is a metal powder available from Vaqora Chemicals with a typical assay of 99.5%. Formula W, molecular weight 183.84 g/mol. Its systematic (IUPAC) name is tungsten. It is also known as Tungsten powder metal.

It is supplied as a grey to black powder. Literature values give a density of 19.3 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for powder metallurgy, additive manufacturing and chemical synthesis. It is used across academic and industrial research and metallurgy and mining.

We offer Tungsten powder, 25-37 µm in 100 g, 500 g and 5 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Powder metallurgy
Additive manufacturing
Chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tungsten powder, 25-37 µm, 99.5%
Catalogue No.	VQ-016250
CAS Number	7440-33-7
IUPAC name	tungsten
Molecular formula	W
Molecular weight	183.84 g/mol
Exact mass	183.9509
Purity / assay	99.5%
HSN code	81019990
InChIKey	WFKWXMTUELFFGS-UHFFFAOYSA-N
SMILES	[W]
PubChem CID	23964

Physical properties
Physical form	Powder
Appearance	Grey to black powder
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 powder, 25-37 µm, 99.5%?

The CAS Registry Number of Tungsten powder, 25-37 µm, 99.5% is 7440-33-7. It is also known as Tungsten powder metal.

What is the molecular formula and molecular weight of Tungsten powder, 25-37 µm, 99.5%?

Tungsten powder, 25-37 µm, 99.5% 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 powder, 25-37 µm, 99.5% can I order?

We supply Tungsten powder, 25-37 µm, 99.5% in (99.5%) grade, in 100 g, 500 g, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tungsten powder, 25-37 µm, 99.5%?

Yes. Every lot of Tungsten powder, 25-37 µm, 99.5% 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 powder, 25-37 µm, 99.5% be shipped internationally?

Yes. Tungsten powder, 25-37 µm, 99.5% 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.