Hafnium powder, -325 mesh, 99.6% (metals basi… 7440-58-6

Name: Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%
Brand: Vaqora Chemicals
SKU: VQ-014920

About Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%

Vaqora Chemicals supplies Hafnium powder, -325 mesh, a refractory / heavy metal compound registered under CAS number 7440-58-6, specified at 99.6% purity. Its molecular formula is Hf and its molecular weight is 178.49 g/mol. Systematically, it is named hafnium.

It is supplied as a grey powder. Reported physical data include a melting point of 2227 °C and a density of 13.3 g/cm3. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include metallurgy and plating and materials research. Buyers come mainly from academic and industrial research.

Vaqora Chemicals supplies Hafnium powder, -325 mesh in 5 g, 25 g, 100 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Metallurgy & plating
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%
Catalogue No.	VQ-014920
CAS Number	7440-58-6
IUPAC name	hafnium
Molecular formula	Hf
Molecular weight	178.49 g/mol
Exact mass	179.9466
Purity / assay	99.6%
HSN code	81129900
InChIKey	VBJZVLUMGGDVMO-UHFFFAOYSA-N
SMILES	[Hf]
PubChem CID	23986

Physical properties
Physical form	Powder
Appearance	Grey powder
Melting point	2227 °C
Density	13.3 g/cm3
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
UN number	UN 1326

Safety & hazard information (GHS)

Flammable

Signal word: Danger

Hazard statements

H250Catches fire spontaneously if exposed to air

Precautionary statements: P210, P222, P231, P233, P280, P302 + P335 + P334, P370 + P378

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 7440-58-6

Hafnium foil, 0.05 mm thick, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-017119

Hafnium foil, 3 mm thick, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-017120

Hafnium pellets, 3 mm dia x 3 mm th., 99.95%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-014916

Hafnium pellets, dia.3 x 3 mm, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-014917

Hafnium pieces, 2-3 mm, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-014918

Hafnium pieces, 4-10 mm, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-014919

Hafnium powder, <40 μm, 99.9%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-014921

Hafnium sputtering target dia x thickness 2 inch × 0.125 inch, ≥99.95%

CAS: 7440-58-6
Formula: Hf
MW: 178.49 g/mol

VQ-017128

All 12 products with CAS 7440-58-6 →

Frequently asked questions

What is the CAS number of Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%?

The CAS Registry Number of Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% is 7440-58-6.

What is the molecular formula and molecular weight of Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%?

Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% has the molecular formula Hf and a molecular weight of 178.49 g/mol. Its IUPAC name is hafnium.

Which grade and pack sizes of Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% can I order?

We supply Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% in (99.6%) grade, in 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 Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5%?

Yes. Every lot of Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% 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 Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% be shipped internationally?

Yes. Hafnium powder, -325 mesh, 99.6% (metals basis excluding Zr), Zr nominal 2-3.5% is classified as hazardous (UN 1326), 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.