Selenium powder, 99%

Name: Selenium powder, 99%
Brand: Vaqora Chemicals
SKU: VQ-016193

About Selenium powder, 99%

Selenium powder is a metal powder carrying the CAS registry number 7782-49-2 with a typical assay of ≥99%. The compound has the formula Se, corresponding to a molecular weight of 78.97 g/mol. Systematically, it is named selenium. Common synonyms include Selenium metal powder.

In its supplied form it is a grey to black powder. Key physical data: a melting point of 217 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Key uses span powder metallurgy, additive manufacturing, chemical synthesis and organic synthesis. Our customers for this product work in academic and industrial research and metallurgy and mining.

Available in 100 g, 500 g, 5 kg and 4 x 25 kg packs, Selenium powder is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Powder metallurgy
Additive manufacturing
Chemical synthesis
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Selenium powder, 99%
Catalogue No.	VQ-016193
CAS Number	7782-49-2
IUPAC name	selenium
Molecular formula	Se
Molecular weight	78.97 g/mol
Exact mass	79.9165
Purity / assay	≥99%
HSN code	28049000
InChIKey	BUGBHKTXTAQXES-UHFFFAOYSA-N
SMILES	[Se]
PubChem CID	6326970

Physical properties
Physical form	Powder
Appearance	Grey to black powder
Melting point	217 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H331Toxic if inhaled
H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P260, P261, P264, P270, P271, P273, P301 + P316, P304 + P340, P316, P319, P321, P330, P403 + P233, P405, P501

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 7782-49-2

Electronic

Selenium granules, 99.999%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016871

Selenium pellets, 99.9%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016872

Electronic

Selenium pellets, 99.999%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016873

Selenium powder, -200 mesh, 99.999%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016191

Selenium powder, −100 mesh, ≥99.5%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016196

Synthesis

Selenium powder, ≥99.5%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016197

Selenium powder, 200 mesh, ≥99.9%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016192

Selenium powder, 99.9999%

CAS: 7782-49-2
Formula: Se
MW: 78.97 g/mol

VQ-016194

All 11 products with CAS 7782-49-2 →

Frequently asked questions

What is the CAS number of Selenium powder, 99%?

The CAS Registry Number of Selenium powder, 99% is 7782-49-2. It is also known as Selenium metal powder.

What is the molecular formula and molecular weight of Selenium powder, 99%?

Selenium powder, 99% has the molecular formula Se and a molecular weight of 78.97 g/mol. Its IUPAC name is selenium.

Which grade and pack sizes of Selenium powder, 99% can I order?

We supply Selenium powder, 99% in (≥99%) grade, in 100 g, 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Selenium powder, 99%?

Yes. Every lot of Selenium powder, 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 Selenium powder, 99% be shipped internationally?

Yes. Selenium powder, 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.